Authors

[[A. A. Novitsky|]]

(-)

United Kingdom, Socialism, Socialist League (1884)

[[A. Ekk|]]

(-)

Russia, RSDLP

[[A. F. Robinson|]]

(-)

[[A. I. Tsevchinsky|]]

(-)

[[A. K. Chebotaryova|]]

(-)

Russia

[[A. M. Heller|]]

(-)

Communism

[[A. P. Kudryavtsev|]]

(-)

[[A. P. Rozengolts|]]

(1 November 1889-15 March 1938)

[[A. Y. Isayenko|]]

(-)

[[ADAV|]]

(23 May 1863-May 1875)

Germany, Party, Ferdinand Lassalle, Social democracy

[[Aaron Soltz|]]

(10 March 1872-30 April 1945)

Communism, Russia, Bolshevism, RSDLP, Lithuania

[[Abraham Johannes Muste|]]

(8 January 1885-11 February 1967)

Socialism, United States, Trotskyism, Netherlands, Reformation, Trade unionists

[[Abraham Leon|]]

(1918-7 October 1944)

Communism, Poland, Belgium, Trotskyism

[[Abraham Lincoln|]]

(12 February 1809-15 April 1865)

Democracy, United States, Slavery, President

[[Abram Anikst|]]

(1887-19 March 1938)

Communism, Anarchism, Russia, Bolshevism

[[Abram Belenky|]]

(1882-16 October 1941)

Communism, Russia, Bolshevism, RSDLP, Belarus

[[Abram Goltsman|]]

(24 August 1894-5 September 1933)

[[Abram Gots|]]

(1882-4 August 1940)

Socialism, Russia, Socialist-Revolutionaries

[[Achille Loria|]]

(2 March 1857-6 November 1943)

Economics, Italy, Sociology

[[Adam Smith|]]

(16 June 1723-17 July 1790)

United Kingdom, Economics, Liberalism

[[Adelbert von Bornstedt|]]

(-)

Germany, Communism

[[Adelheid Popp|]]

(11 February 1869-7 March 1939)

Socialism, Austria, SDAPÖ

[[Adhémar Hennaut|]]

(4 March 1899-26 March 1977)

Communism, Belgium, Trotskyism, Trade unionists, Communist Party of Belgium

[[Adhémar Schwitzguébel|]]

(15 August 1844-23 July 1895)

Anarchism, Socialism, Switzerland

[[Adolf Cluss|]]

(14 July 1825-24 July 1905)

[[Adolf Hepner|]]

(24 November 1846-26 April 1923)

Germany, Socialism, United States, SPD

[[Adolf Hoffmann|]]

(23 March 1858-1 December 1930)

Germany, Socialism, SPD, KPD, USPD

[[Adolf Warski|]]

(20 April 1868-21 August 1937)

Communism, Poland, SDKPiL

[[Adolph Joffe|]]

(10 October 1883-16 November 1927)

Communism, Russia, Bolshevism, RSDLP, Mezhraiontsy

[[Adolph von Elm|]]

(-)

Germany, Social democracy, SPD, Trade unionists

[[Adolphe Hubert|]]

(14 December 1907-)

[[Adolphe Smith|]]

(1 January 1846-1 January 1924)

United Kingdom, Socialism, France, Possibilism

[[Adolphe Thiers|]]

(15 April 1797-3 September 1877)

France

[[Albert Bourderon|]]

(26 November 1858-2 April 1930)

Socialism, France, Trade unionists

[[Albert Delon|]]

(-)

Socialism, France, Physician

[[Albert Einstein|]]

(14 March 1879-18 April 1955)

Germany, Science, Natural science

[[Albert Glotzer|]]

(7 November 1908-18 February 1999)

[[Albert Goldman (politician)|]]

(1897-1960)

[[Albert Südekum|]]

(25 January 1871-18 February 1944)

[[Albert Thomas|]]

(16 June 1878-7 May 1932)

[[Albert Treint|]]

(13 February 1889-25 October 1971)

Communism, France, Trotskyism, French Communist Party

[[Albert Weisbord|]]

(9 December 1900-April 1977)

[[Alberto Vega|]]

(-)

Communism, Socialism, Spain, POUM

[[Aleksandr Martynov|]]

(12 December 1865-5 June 1935)

Communism, Russia, Bolshevism, RSDLP, Menshevism

[[Aleksandr Petrovich Smirnov|]]

(1877-9 February 1938)

[[Aleksandr Voronsky|]]

(8 September 1884-13 July 1937)

[[Aleksandra Sokolovskaya|]]

(1872-29 April 1938)

[[Aleksei Badayev|]]

(16 November 1883-3 November 1951)

[[Aleksei Kiselyov|]]

(1879-30 October 1937)

[[Aleksei Yuriev|]]

(9 July 1843-25 November 1918)

Socialism, Russia

[[Alexander Abramovich|]]

(27 March 1888-21 January 1972)

[[Alexander Beloborodov|]]

(26 October 1891-10 February 1938)

[[Alexander Berkman|]]

(21 November 1870-28 June 1936)

Anarchism, Russia, Lithuania

[[Alexander Bogdanov|]]

(22 July 1873-7 April 1928)

Russia, Bolshevism

[[Alexander Goikhbarg|]]

(1883-1962)

Communism, Russia, Bolshevism, RSDLP, Menshevism

[[Alexander Herzen|]]

(6 April 1812-21 January 1870)

Philosophy, Russia

[[Alexander Kerensky|]]

(4 May 1881-11 June 1970)

Socialism, Russia, Trudoviks, Socialist-Revolutionaries

[[Alexander Korostelev|]]

(September 1887-14 April 1938)

[[Alexander Krasnoshchyokov|]]

(10 October 1880-26 November 1937)

Communism, Russia, Bolshevism, RSDLP, Far Eastern Republic

[[Alexander Lozovsky|]]

(23 September 1907-26 February 1981)

Communism, Russia, Bolshevism, Red Army

[[Alexander Metelev|]]

(27 July 1893-26 October 1937)

[[Alexander Minkin|]]

(26 August 1946-)

Russia, Bolshevism

[[Alexander Naglovsky|]]

(11 January 1885-1942)

[[Alexander Paikes|]]

(1873-1958)

Communism, Russia, RSDLP, Menshevism

[[Alexander Parvus|]]

(8 September 1867-12 December 1924)

Germany, Second International, Social democracy, SPD

[[Alexander Potresov|]]

(13 September 1869-11 July 1934)

Socialism, Russia, Social democracy, RSDLP, Menshevism

[[Alexander Schlichter|]]

(20 August 1868-2 December 1940)

Communism, Russia, Ukraine, Bolshevism, RSDLP

[[Alexander Schwab|]]

(5 July 1887-12 November 1943)

Germany, Communism, Councilism, KAPD

[[Alexander Serafimovich|]]

(19 January 1863-19 January 1949)

[[Alexander Serebrovsky|]]

(25 December 1884-10 February 1938)

Communism, Russia, Bolshevism, RSDLP, Petroleum, Engineering

[[Alexander Shliapnikov|]]

(30 August 1885-2 September 1937)

Communism, Russia, Bolshevism, RSDLP, Workers' Opposition, CPSU

[[Alexander Shumsky|]]

(2 December 1890-18 December 1946)

Communism, Russia, Ukraine, Borotbists, CPSU

[[Alexander Sirnis|]]

(6 December 1881-12 November 1918)

[[Alexander Stopani|]]

(9 October 1871-23 October 1932)

[[Alexander Svanidze|]]

(1886-20 August 1941)

Communism, Russia, Bolshevism, RSDLP, Georgia

[[Alexander Troyanovsky|]]

(1 January 1882-23 June 1955)

Communism, Russia, RSDLP

[[Alexander Tsiurupa|]]

(19 September 1870-8 May 1928)

[[Alexander Yemshanov|]]

(25 August 1891-26 November 1937)

Communism, Russia, Economics

[[Alexandra Kollontai|]]

(31 March 1872-9 March 1952)

Communism, Marxism, Russia, Feminism, Bolshevism

[[Alexandra Kollontai September|]]

(-)

[[Alexandra Mikhailovna Kalmykova|]]

(26 December 1849-1 April 1926)

Communism, Russia, Feminism, Bolshevism, RSDLP

[[Alexandre Millerand|]]

(10 February 1859-6 April 1943)

Socialism, France, Ministerialism

[[Alexandre-Marie Bracke-Desrousseaux|]]

(29 September 1861-25 December 1955)

[[Alexei Lyubimov|]]

(1879-1919)

Socialism, Russia, Bolshevism, RSDLP

[[Alexei Rykov|]]

(25 February 1881-15 March 1938)

[[Alexei Yeramasov|]]

(-1927)

Socialism, Russia, Bolshevism, RSDLP

[[Alexey Kaledin|]]

(24 October 1861-11 February 1918)

Russia, Counter-Revolution

[[Alexey Mefodievich Amosov|]]

(1896-25 November 1937)

[[Alexey Peshekhonov|]]

(2 February 1867-3 April 1933)

Russia, Economics, Narodniks, Kadet

[[Alexey Svidersky|]]

(20 March 1878-10 May 1933)

[[Alexis Bardin|]]

(-)

Socialism, France, Trotskyism, SFIO, Trade unionists

[[Alfonso Leonetti|]]

(13 September 1895-26 December 1984)

Communism, Italy, Trotskyism, Italian Communist Party, Italian Socialist Party

[[Alfred Mendel|]]

(-)

Germany, United States, Publishing

[[Alfred Rosmer|]]

(1877-1964)

Communism, France, Trotskyism, French Communist Party, CGT (France), Revolutionary syndicalism

[[Alfred Talandier|]]

(-)

United States, Trade unionism

[[Alois Neurath|]]

(29 August 1886-25 April 1955)

Germany, Communism

[[Alphonse Merrheim|]]

(7 May 1871-23 October 1923)

France, Anarcho-syndicalism, Trade unionists

[[Amadeo Bordiga|]]

(13 June 1889-23 July 1970)

Communism, Italy, Italian Communist Party, Italian Socialist Party

[[Amalie Daniels|]]

(-)

Germany, Communism

[[Amand Goegg|]]

(7 April 1820-21 July 1897)

Germany, Socialism, First International, SPD

[[American Federation of Labor|]]

(8 December 1886-4 December 1955)

[[Amilcar Cabral|]]

(12 September 1924-20 January 1973)

Marxism, Anti-imperialism, Cape Verde, Guinea-Bissau

[[Amilcare Cipriani|]]

(18 October 1843-30 April 1918)

Anarchism, Socialism, Italy

[[Amsterdam International|]]

(July 1919-1945)

International organization, Amsterdam, Trade unionism

[[Anatoly Lunacharsky|]]

(23 November 1875-26 December 1933)

Communism, Russia, Education, Bolshevism, RSDLP

[[Andreas Gottschalk|]]

(28 February 1815-8 September 1849)

Germany, Communist League (Marx-Engels)

[[Andrei Bubnov|]]

(23 March 1883-1 August 1938)

[[Andrei Kolegayev|]]

(22 March 1887-22 March 1937)

Communism, Russia, Bolshevism, Socialist-Revolutionaries

[[Andrei Lezhava|]]

(19 February 1870-8 October 1937)

[[Andreu Nin|]]

(4 February 1892-20 June 1937)

Communism, Trotskyism, Spain, POUM, Catalonia

[[Andrey Potyaev|]]

(29 November 1888-23 May 1937)

[[Andrey Prokofiev|]]

(1886-19 October 1949)

Communism, Russia, Bolshevism, RSDLP, Engineering

[[Andrey Vyshinsky|]]

(10 December 1883-22 November 1954)

Communism, Russia, RSDLP, Menshevism

[[André Breton|]]

(19 February 1896-28 September 1966)

[[André Ferrat|]]

(26 July 1902-24 January 1988)

Communism, Socialism, France, SFIO, French Communist Party

[[André Malraux|]]

(3 November 1901-23 November 1976)

France, Literature

[[André Morizet|]]

(23 January 1876-30 March 1942)

[[Angel Rincón|]]

(-)

Maoism, Dominican Republic

[[Angela Davis|]]

(26 January 1944-)

Communism, Feminism, United States, CPUSA

[[Angelica Balabanoff|]]

(4 August 1878-25 November 1965)

Communism, Socialism, Russia, Italy, Ukraine, Third International, Second International

[[Angelo Tasca|]]

(19 November 1892-3 March 1960)

Communism, Socialism, Italy, SFIO, Italian Communist Party, Italian Socialist Party

[[Anna Götze|]]

(-)

Germany, Anarchism, SPD, Spartacus League

[[Anna Louise Strong|]]

(24 November 1885-29 March 1970)

Communism, United States

[[Anna Ulyanova|]]

(26 August 1864-19 October 1935)

Lenin, Russia

[[Annie Besant|]]

(1 October 1847-20 September 1933)

United Kingdom, Secularism

[[Anselmo Lorenzo|]]

(21 April 1841-30 November 1914)

Anarchism, Socialism, Spain, First International

[[Ante Ciliga|]]

(20 February 1898-21 October 1992)

Communism, Nationalism, Croatia, Yugoslavia

[[Antoine Ker|]]

(23 April 1886-21 July 1923)

Communism, France, Freemasonry, SFIO, French Communist Party

[[Antoinette Konikow|]]

(-)

[[Antoinette Philips|]]

(-)

[[Anton Grylewicz|]]

(8 January 1885-2 August 1971)

Germany, Communism, SPD, KPD, USPD

[[Anton Pannekoek|]]

(2 January 1873-28 April 1960)

Marxism, Third International, Second International, Social democracy, Netherlands, Councilism, SDAP (Netherlands)

[[Antonio Gramsci|]]

(22 January 1891-27 April 1937)

Communism, Marxism, Italy, Italian Communist Party

[[Antonio Guzmán Fernández|]]

(12 February 1911-4 July 1982)

[[Antonio Labriola|]]

(2 July 1843-12 February 1904)

Socialism, Marxism, Italy, Italian Socialist Party

[[Antonín Němec|]]

(15 January 1858-25 May 1926)

Socialism, Czechia

[[Apollinariya Yakubova|]]

(7 October 1870-1917)

Marxism, Russia, Economicism, RSDLP, Menshevism

[[Apollon Karelin|]]

(23 January 1863-20 March 1926)

Anarchism, Russia

[[Arben Davitian|]]

(5 November 1895-21 February 1944)

Communism, Trotskyism, Bolshevism, Armenia

[[Aristide Barré|]]

(-)

[[Aristide Fanton|]]

(-)

[[Arkadi Kremer|]]

(1865-1935)

Socialism, Russia, Jewish Bund

[[Arkady Alsky|]]

(1892-1939)

Communism, Russia, Trotskyism, Bolshevism

[[Arkady Rosengolts|]]

(4 November 1889-15 March 1938)

Socialism, United States, Socialist Labor Party (USA)

[[Armand Hammer|]]

(21 May 1898-10 December 1990)

[[Arne Swabeck|]]

(1890-1986)

Communism, United States, Trotskyism, CPUSA

[[Arnold Ruge|]]

(13 September 1802-30 December 1880)

Germany, Young Hegelians

[[Aron Sheinman|]]

(24 December 1885-22 May 1944)

Communism, Poland, Russia, Bolshevism, RSDLP

[[Arshak Yakubov|]]

(1882-1923)

Communism, Russia, RSDLP

[[Artemic Khalatov|]]

(27 April 1894-26 September 1937)

Communism, Russia, RSDLP, Armenia, Azerbaijan

[[Artemy Lyubovich|]]

(29 October 1880-28 June 1938)

[[Arthur Balfour|]]

(25 July 1848-19 March 1930)

United Kingdom

[[Arthur Crispien|]]

(4 November 1875-29 November 1946)

[[Arthur Goldstein|]]

(18 March 1887-1 January 1943)

Germany, Communism, Councilism, KAPD

[[Arthur Henderson|]]

(13 September 1863-20 October 1935)

United Kingdom, Socialism, Scotland, Trade unionists, Labour Party (UK)

[[Arthur Rosenberg|]]

(19 December 1889-7 February 1943)

Germany, Communism, Socialism

[[Arthur Schmid senior|]]

(30 April 1889-4 November 1958)

Switzerland, Economics, Social democracy

[[August Bebel|]]

(22 February 1840-13 August 1913)

Germany, Socialism, Marxism, Second International, Social democracy

[[August Enders|]]

(-)

Sweden, Social Democrats (Sweden)

[[August Palm|]]

(5 February 1849-14 March 1922)

[[August Radimsky|]]

(-)

Socialism, Czechia

[[August Siegel|]]

(-)

Germany, United Kingdom, Socialism, Miners

[[August Thalheimer|]]

(18 March 1884-19 September 1948)

Germany, Communism, KPD, Spartacus League, USPD

[[August Vogt|]]

(-)

[[August Willich|]]

(19 November 1810-22 January 1878)

[[Auguste Blanqui|]]

(8 February 1805-1 January 1881)

Communism, Socialism, France, Blanquism

[[Auguste Comte|]]

(19 January 1798-5 September 1857)

Philosophy, France, Sociology, Positivism

[[Auguste Lecœur|]]

(-)

[[Auguste Mougeot|]]

(4 October 1878-20 July 1961)

Communism, Anarchism, France, Trotskyism, Trade unionists

[[Auguste Serraillier|]]

(-)

[[Auguste Vermorel|]]

(-)

[[Augusto Sandino|]]

(18 May 1895-21 February 1934)

Anti-imperialism, Nationalism, Nicaragua

[[Australian Communist Party|]]

(-)

Communism, Party, Australia

[[Australian Labour Party|]]

(1891-)

Socialism, Party, Australia

[[Avel Yenukidze|]]

(19 May 1877-30 October 1937)

Communism, Russia, Bolshevism, RSDLP, Georgia

[[Avetis Sultan-Zade|]]

(1 January 1888-16 July 1938)

Communism, Iran, Bolshevism, Armenia

[[Avrom Merezhin|]]

(1880-1937)

Communism, Russia, Jewish Bund, Yevsektsiya

[[B. G. Zaks|]]

(-)

[[B. I. Goldberg|]]

(-)

[[B. Lindheimer|]]

(-)

[[B. S. Weissbrot|]]

(-)

Communism

[[B.J. Field|]]

(1903-)

United Kingdom, Socialism, Social Democratic Federation, Socialist League (1884)

[[BRSDP (Bulgaria)|]]

(-)

Socialism, Party, Second International, Social democracy, Bulgaria

[[Beatrice Potter Webb|]]

(22 January 1858-30 April 1943)

United Kingdom, Socialism, Fabians, Independent Labour Party, Labour Party (UK)

[[Belfort Bax|]]

(23 July 1854-26 November 1926)

[[Belgian Labour Party|]]

(6 April 1885-28 June 1940)

Socialism, Belgium, Party, Second International

[[Belgian Socialist Party|]]

(1945-1978)

Socialism, Belgium, Party, Second International

[[Benedetto Croce|]]

(25 February 1866-20 November 1952)

Italy

[[Benito Mussolini|]]

(29 July 1883-28 April 1945)

Fascism, Italy, Italian Socialist Party

[[Benjamin Disraeli|]]

(21 December 1804-19 April 1881)

United Kingdom, Conservative Party (UK)

[[Benjamin Le Moussu|]]

(-)

[[Benjamin Lucraft|]]

(28 November 1809-25 September 1897)

United Kingdom, Socialism, Chartism, First International

[[Benjamin Stolberg|]]

(1891-1951)

Socialism, United States

[[Benno Karpeles|]]

(-)

Socialism, Austria

[[Benoit Malon|]]

(23 June 1841-13 September 1893)

[[Benyamin Kayurov|]]

(1876-1936)

[[Bernard Wolfe|]]

(28 August 1915-27 October 1985)

Communism, United States, Trotskyism, Science fiction

[[Bernhard Kraus|]]

(-)

Austria, Physician

[[Bertalan Szemere|]]

(27 August 1812-18 January 1869)

Liberalism, Nationalism, Hungary

[[Bertha Augusti|]]

(-)

Germany, Literature

[[Bertram Wolfe|]]

(19 January 1896-21 February 1977)

Communism, United States

[[Bertrand Russell|]]

(18 May 1872-2 February 1970)

United Kingdom, Philosophy, Science

[[Bhupendranath Datta|]]

(4 September 1880-25 December 1961)

Anti-imperialism, Democracy, India

[[Bill Haywood|]]

(4 February 1869-18 May 1928)

Socialism, United States, Socialist Party of America, IWW

[[Bohumír Šmeral|]]

(25 October 1880-8 May 1941)

Communism, Czechia

[[Bolesław Jędrzejowski|]]

(-)

Socialism, Poland, Polish Socialist Party

[[Boris Frumkin|]]

(-)

Socialism, Russia, Jewish Bund, Belarus

[[Boris Krichevsky|]]

(-)

Socialism, Switzerland, Russia, Economicism, RSDLP

[[Boris Nikolaevich Knipovich|]]

(1880-1924)

Russia, Economics, Statistics, RSDLP

[[Boris Reinstein|]]

(1886-1947)

Communism, Russia, United States, Bolshevism

[[Boris Souvarine|]]

(1895-1 November 1984)

[[Boris Stomonyakov|]]

(15 June 1882-1940)

Communism, Russia, Bulgaria, Bolshevism, RSDLP

[[Boris Viaznikovtsev|]]

(-)

Communism, Russia, Trotskyism

[[Boris Volin|]]

(13 June 1886-15 February 1957)

[[British Communist Party|]]

(31 July 1920-23 November 1991)

Communism, Party, Third International

[[British Socialist Party|]]

(1911-1920)

United Kingdom, Socialism, Party

[[Bruno Bauer|]]

(6 September 1809-13 April 1882)

Germany, Philosophy, Young Hegelians, Hegelianism

[[Bruno Rizzi|]]

(20 March 1901-13 January 1977)

Communism, Italy

[[Bruno Schoenlank|]]

(-)

International organization, Fourth International

[[Buenaventura Durruti|]]

(14 July 1896-20 November 1936)

Anarchism, Spain, Anarcho-syndicalism, CNT (Spain)

[[Béla Kun|]]

(20 February 1886-29 August 1938)

Communism, Hungary

[[C.L.R. James|]]

(4 January 1901-31 May 1989)

United Kingdom, United States, Trotskyism, Trinidad and Tobago

[[CGT (France)|]]

(September 1895-)

France, Trade unionism

[[CNT (Spain)|]]

(1910-)

Spain, Anarcho-syndicalism, Trade unionism

[[CPSU|]]

(May 1917-6 November 1991)

Communism, Russia, Party, Bolshevism

[[CPUSA|]]

(1 September 1919-)

Communism, Party, Third International

[[CWI-FI|]]

(-)

[[Camille Huysmans|]]

(26 May 1871-25 February 1968)

Socialism, Belgium, Second International

[[Carl Eberle|]]

(-)

Germany, Socialism, Trade unionists

[[Carl Hirsch|]]

(-)

Germany, Socialism, ADAV, SDAP (Germany)

[[Carl Legien|]]

(1 December 1861-26 December 1920)

Germany, Social democracy, SPD, Trade unionists

[[Carl Pearson|]]

(27 March 1857-27 April 1936)

United Kingdom, Socialism, Mathematics, Statistics, Biology

[[Carl Schorlemmer|]]

(30 September 1834-27 June 1892)

Germany, Socialism, Chemistry, SPD

[[Carl Siebel|]]

(13 January 1836-9 May 1868)

[[Carl Skoglund|]]

(10 April 1884-11 December 1960)

Communism, United States, Trotskyism, Sweden, Social Democrats (Sweden)

[[Carl Speyer|]]

(1 January 1845-)

Germany, United Kingdom, Socialism

[[Carl Wallau|]]

(8 August 1823-7 July 1877)

[[Carleton Beals|]]

(13 November 1893-4 April 1979)

Communism, United States

[[Carlo Cafiero|]]

(1 September 1846-17 July 1892)

Anarchism, Socialism, Italy

[[Carlo Dell'Avalle|]]

(24 April 1861-10 December 1917)

Socialism, Italy, Italian Socialist Party

[[Carlo Terzaghi|]]

(-)

Socialism, Italy, Espionage, First International

[[Carlo Tresca|]]

(9 March 1879-11 January 1943)

Anarchism, Italy, United States, IWW, Trade unionists

[[Carlos Hudson|]]

(-)

[[Carmelo Palladino|]]

(-)

Anarchism, Socialism, Italy, First International

[[Cass Canfield|]]

(26 April 1897-27 March 1986)

United States, Publishing

[[Cecil Frank Glass|]]

(24 March 1901-21 March 1988)

Communism, United Kingdom, United States, China, Trotskyism

[[Cesare Bert|]]

(-)

Socialism, Italy, First International

[[Charles Bonnier|]]

(-)

Socialism, France, Parti ouvrier français

[[Charles Bradlaugh|]]

(26 September 1833-30 January 1891)

United Kingdom, Secularism

[[Charles Caron|]]

(3 January 1768-30 January 1853)

Socialism, United States, First International

[[Charles Cornell|]]

(-)

[[Charles Curtiss|]]

(4 July 1908-20 December 1993)

[[Charles Darwin|]]

(12 February 1809-19 April 1882)

United Kingdom, Evolution, Biology, Natural science

[[Charles Dumas|]]

(12 February 1937-5 January 2004)

United Kingdom, Socialism, Social Democratic Federation

[[Charles Fourier|]]

(7 April 1772-10 October 1837)

Socialism, Utopian socialism, France

[[Charles L. Fitzgerald|]]

(1836-1930)

[[Charles Longuet|]]

(14 February 1839-5 August 1903)

[[Charles Napier|]]

(6 March 1786-3 November 1860)

[[Charles Plisnier|]]

(13 December 1896-17 July 1952)

Communism, Belgium, Communist Party of Belgium

[[Charles Proteus Steinmetz|]]

(9 April 1865-26 October 1923)

Germany, Socialism, Mathematics, Engineering

[[Charles Rappoport|]]

(14 June 1865-17 November 1941)

Communism, France, Russia, SFIO, Lithuania, French Communist Party

[[Charles Rumford Walker|]]

(31 July 1894-26 November 1974)

History, United States

[[Charles Tillon|]]

(3 July 1897-13 January 1993)

[[Charles Torielli|]]

(7 April 1909-11 November 1991)

Communism, France, Trotskyism, French Communist Party

[[Charles Waldstein|]]

(30 March 1856-21 March 1927)

United States

[[Chen Duxiu|]]

(8 October 1879-27 May 1942)

Communism, China, Trotskyism, Chinese Communist Party

[[Chen Wangdao|]]

(1891-1977)

Communism, Feminism, China

[[Chiang Kai-shek|]]

(31 October 1887-5 April 1975)

[[Chinese Communist Party|]]

(1 July 1921-)

Communism, Party, China, Third International

[[Christian Rakovsky|]]

(13 August 1873-11 September 1941)

Socialism, Balkans, Romania, Bulgaria, Bolshevism, PSD (Romania), BRSDP (Bulgaria)

[[Christine Delphy|]]

(9 December 1941-)

France, Feminism

[[Christophe Thivrier|]]

(16 May 1841-8 August 1895)

Socialism, France, Municipality, Workers, Election

[[Christy Moustakis|]]

(-)

United States, Trotskyism

[[Clara Zetkin|]]

(5 July 1857-20 June 1933)

Germany, Communism, Socialism, Marxism, Feminism, Third International, Second International, Social democracy, Spartacus League

[[Claude McKay|]]

(15 September 1890-22 May 1948)

Communism, CPUSA, Jamaica

[[Claudia Jones|]]

(15 February 1915-24 December 1964)

Communism, United States, Trinidad and Tobago, CPUSA

[[Collet Dobson Collet|]]

(31 December 1812-28 December 1898)

United Kingdom, Chartism

[[Communist League (Marx-Engels)|]]

(1847-1852)

Germany, Communism, Marxism, Party

[[Communist Party of Austria|]]

(3 November 1918-)

Communism, Austria, Party, Third International

[[Communist Party of Belgium|]]

(3 September 1921-1989)

Communism, Belgium, Party, Third International

[[Conrad Schmidt|]]

(1863-1932)

Germany, Philosophy, Economics

[[Conrad Schramm|]]

(21 August 1822-1 January 1858)

[[Constantin Dobrogeanu-Gherea|]]

(21 May 1855-7 May 1920)

Socialism, Romania, PSDMR

[[Costantino Lazzari|]]

(1 January 1857-29 December 1927)

Communism, Italy, Italian Communist Party, Italian Socialist Party

[[Cunninghame Graham|]]

(24 May 1852-20 March 1936)

United Kingdom, Socialism, Scotland

[[César de Paepe|]]

(12 July 1841-19 December 1890)

Socialism, Belgium, Physician

[[D. I. Yefremov|]]

(-)

Communism, Russia, Bolshevism, Red Army

[[D. M. Kotlyarenko|]]

(-)

Russia, RSDLP

[[D. P. Oskin|]]

(25 October 1919-25 January 2004)

[[D. T. Petruchuk|]]

(-)

[[D. Y. Ivashchenko|]]

(-)

[[Dagobert Oppenheim|]]

(-)

[[Daniel De Leon|]]

(14 December 1852-11 May 1914)

Socialism, United States, Netherlands, Knights of Labor, IWW, Trade unionists

[[Daniel Guérin|]]

(19 May 1904-14 May 1988)

Communism, Anarchism, France, Trotskyism

[[Daniel Renoult|]]

(18 December 1880-17 July 1958)

Communism, France, SFIO, French Communist Party

[[Dashnak|]]

(1890-)

Nationalism, Social democracy, Armenia

[[David Hume|]]

(7 May 1711-25 August 1776)

United Kingdom, Philosophy, Skepticism, Utilitarianism

[[David Riazanov|]]

(10 March 1870-21 January 1938)

Marxism, Russia, Bolshevism, RSDLP

[[David Ricardo|]]

(18 April 1772-11 September 1823)

United Kingdom, Economics

[[David Urquhart|]]

(1 July 1805-16 May 1877)

United Kingdom, Scotland, Diplomacy

[[David Wijnkoop|]]

(11 March 1876-7 May 1941)

Communism, Netherlands, SDAP (Netherlands)

[[Democritus|]]

(31 December 459 ^JL-31 December 359 ^JL)

Philosophy, Ancient history, Materialism, Greece

[[Demyan Bedny|]]

(13 April 1883-25 May 1945)

Communism, Russia, Arts, Bolshevism, RSDLP

[[Deng Enming|]]

(1901-1931)

Communism, Feminism, China

[[Denise Naville|]]

(26 June 1896-20 January 1979)

Communism, France, Trotskyism

[[Diderot|]]

(5 October 1713-31 July 1784)

Philosophy, France, Materialism, The Enlightenment

[[Diego Rivera|]]

(8 December 1886-21 November 1957)

Communism, Trotskyism, Mexico

[[Dimitar Blagoev|]]

(14 June 1856-7 May 1924)

Communism, Bulgaria, Bulgarian Communist Party, BRSDP (Bulgaria)

[[Dmitri Bogolepov|]]

(30 June 1885-8 May 1941)

[[Dmitri Mendeleev|]]

(8 February 1834-2 February 1907)

Russia, Natural science

[[Dmitry Alexandrovich Bulatov|]]

(7 November 1889-28 October 1941)

[[Dmitry Avrov|]]

(6 February 1890-5 August 1922)

[[Dmitry Ilyich Ulyanov|]]

(16 August 1874-16 July 1943)

[[Dmitry Kursky|]]

(10 October 1874-20 December 1932)

[[Dmitry Leshchenko|]]

(25 October 1876-9 November 1937)

[[Dmitry Manuilsky|]]

(3 October 1883-22 February 1959)

Communism, Russia, Ukraine, Bolshevism, RSDLP

[[Dominican Communist Party|]]

(-)

Communism, Party, Dominican Republic

[[Dominican Revolutionary Party|]]

(-)

Socialism, Party, Dominican Republic

[[Dora Montefiore|]]

(20 December 1851-21 December 1933)

United Kingdom, Socialism, Feminism

[[Dvosya Shklovskaya|]]

(-)

[[Dwight Macdonald|]]

(24 March 1906-19 December 1982)

Communism, Socialism, United States, Trotskyism

[[E. L. Gurevich|]]

(-)

Russia, RSDLP, Borba, Menshevism

[[E. Y. Levin|]]

(1873-)

Russia, RSDLP, Yuzhny Rabochy, Menshevism

[[Edgar Longuet|]]

(18 August 1879-12 December 1950)

Communism, Socialism, France, SFIO, French Communist Party

[[Edouard Fribourg|]]

(-)

Socialism, France, Proudhonism

[[Edouard Vaillant|]]

(26 January 1840-18 December 1915)

[[Eduard Bernstein|]]

(6 January 1850-18 December 1932)

Germany, Socialism, Reformism, Second International, Social democracy

[[Eduard David|]]

(11 June 1863-24 December 1930)

Germany, Socialism, Social democracy, SPD, Revisionism

[[Eduard Essen|]]

(14 January 1879-23 April 1931)

[[Eduard Oscar Schmidt|]]

(21 February 1823-17 January 1886)

[[Eduard von Müller-Tellering|]]

(-)

Socialism, Austria, Vienna

[[Edward Aveling|]]

(29 November 1849-2 August 1898)

United Kingdom, Marxism

[[Edward Carpenter|]]

(29 August 1844-28 June 1929)

United Kingdom, Socialism, Fabians, Independent Labour Party, Socialist League (1884)

[[Edward R. Pease|]]

(23 December 1857-5 January 1955)

United Kingdom, Socialism, Fabians

[[Edward Sard|]]

(1913-1999)

Socialism, United States, Trotskyism

[[Edward Spencer Beesly|]]

(23 January 1831-7 March 1915)

United Kingdom, Positivism, Trade unionists

[[Ekaterina Mikhailovna Alexandrova|]]

(1864-1943)

[[Eleanor Marx|]]

(16 January 1855-31 March 1898)

Socialism, Marxism, Feminism, Social Democratic Federation, Socialist League (1884)

[[Eleanor Marx-Aveling|]]

(-)

[[Eleazar Solntsev|]]

(1900-1936)

Communism, Russia, Trotskyism

[[Elena Stasova|]]

(3 October 1873-31 December 1966)

Marxism, Russia, Bolshevism

[[Elisabeth Engels|]]

(-)

[[Emil Blank|]]

(-)

[[Emil Engels|]]

(-)

[[Emil Engels Junior|]]

(-)

Germany, United Kingdom

[[Emile Pouget|]]

(12 October 1860-21 July 1931)

Anarchism, France, CGT (France), Revolutionary syndicalism

[[Emile Vandervelde|]]

(25 January 1866-27 December 1938)

Belgium, Second International, Social democracy

[[Emile Zola|]]

(2 April 1840-29 September 1902)

France, Literature

[[Emma Adler|]]

(20 May 1858-23 February 1935)

Socialism, Austria

[[Emma Goldman|]]

(27 June 1869-14 May 1940)

Anarchism, Socialism, Russia, Lithuania

[[Emmanuil Luganovsky|]]

(-)

Ukraine, Bolshevism

[[Emrys Hughes|]]

(10 July 1894-18 October 1969)

United Kingdom, Socialism, Labour Party (UK)

[[Enrico Bignami|]]

(3 December 1844-13 October 1921)

Socialism, Italy, First International

[[Enrico Ferri (PSI)|]]

(-)

Socialism, Fascism, Italy, Italian Socialist Party

[[Ephraim Sklyansky|]]

(8 December 1892-27 August 1925)

Communism, Russia, Ukraine, Bolshevism, RSDLP

[[Epicurus|]]

(342 BC-270 BC)

Philosophy, Ancient history, Materialism, Greece

[[Ernest Charles Jones|]]

(25 January 1819-26 January 1869)

United Kingdom, Socialism, Poetry, Chartism

[[Ernest Mandel|]]

(5 April 1923-20 July 1995)

Communism, Belgium, Trotskyism, Fourth International

[[Ernesto Che Guevara|]]

(14 June 1928-9 October 1967)

Communism, Cuba, Argentina

[[Ernst Bettelheim|]]

(30 May 1889-18 February 1959)

Communism, Hungary

[[Ernst Daumig|]]

(25 November 1866-4 July 1922)

[[Ernst Dronke|]]

(17 August 1822-2 November 1891)

Germany, Socialism, True socialism, Communist League (Marx-Engels)

[[Ernst Mach|]]

(18 February 1938-19 February 1916)

Idealism, Science, Empiricism

[[Ernst Meyer|]]

(10 July 1887-2 February 1930)

Germany, Communism, KPD

[[Ernst Reuter|]]

(29 July 1889-29 September 1953)

Germany, Communism, Social democracy, SPD, KPD

[[Ernst Thälmann|]]

(16 April 1886-18 August 1944)

Germany, Communism, KPD

[[Erwin Ackerknecht|]]

(1 June 1906-18 November 1988)

Germany, Communism, Trotskyism

[[Erwin Wolf|]]

(7 December 1919-30 September 1994)

Germany, Communism, Trotskyism, KPD

[[Esteban Volkov|]]

(30 May 1889-18 February 1959)

Russia, Trotskyism, Mexico

[[Eugen Dühring|]]

(12 January 1833-21 September 1921)

Germany, Socialism, Economics, Positivism

[[Eugen Leviné|]]

(10 May 1883-5 June 1919)

Germany, Socialism, Russia, SPD

[[Eugen Oswald|]]

(1 January 1826-1 January 1912)

Socialism, United States, Socialist Party of America

[[Eugen Varga|]]

(6 November 1879-7 October 1964)

Communism, Hungary

[[Eugene Debs|]]

(5 November 1855-20 October 1926)

[[Eugène Fournière|]]

(-)

[[Eugène Pottier|]]

(4 October 1816-6 November 1887)

[[Eugène Varlin|]]

(5 October 1839-28 May 1871)

Socialism, France, Proudhonism, Paris Commune

[[Evgenia Papritz|]]

(-)

Socialism, Russia

[[Evgenia Popova|]]

(24 April 1889-25 May 1924)

[[Evgeny Pashukanis|]]

(23 February 1891-4 September 1937)

[[Evgraf Litkens|]]

(1888-1922)

Russia, Bolshevism

[[F. Wiesen|]]

(-)

Germany, Socialism, United States

[[FTSF|]]

(1879-1902)

Socialism, France, Party, Possibilism

[[Fanni Kravchinskaya|]]

(-)

[[Farrell Dobbs|]]

(25 July 1907-31 October 1983)

[[Fedor Samoilov|]]

(12 April 1882-13 June 1952)

Russia, RSDLP

[[Feliks Kon|]]

(18 May 1864-30 July 1941)

Communism, Poland, Russia, Polish Socialist Party

[[Felix Dzerzhinsky|]]

(11 September 1877-20 July 1926)

Communism, Poland, Russia, Bolshevism, RSDLP

[[Felix Morrow|]]

(3 June 1906-28 May 1988)

[[Felix Weil|]]

(8 February 1898-18 September 1975)

Social democracy, Netherlands

[[Ferdinand Domela Nieuwenhuis|]]

(31 December 1846-18 November 1919)

[[Ferdinand Fleckles|]]

(-)

Germany, Physician

[[Ferdinand Flocon|]]

(1 November 1800-15 May 1866)

Germany, Neue Rheinische Zeitung, Communist League (Marx-Engels)

[[Ferdinand Freiligrath|]]

(17 June 1810-18 March 1876)

Germany, Poetry

[[Ferdinand Jozewicz|]]

(-)

Germany, Socialism, First International

[[Ferdinand Lassalle|]]

(11 April 1825-31 August 1864)

Germany, Socialism, Social democracy

[[Ferdinand Tönnies|]]

(26 July 1855-9 April 1936)

Germany, Philosophy, Sociology

[[Ferdinand Wolff|]]

(1812-1895)

[[Fernand Caussy|]]

(1881-1959)

[[Fernand Loriot|]]

(10 October 1870-12 October 1932)

Communism, France, SFIO, French Communist Party

[[Fidel Castro|]]

(13 August 1926-25 November 2016)

Communism, Socialism, Cuba, Nationalism

[[Filipp Makharadze|]]

(9 March 1868-10 December 1941)

Communism, Russia, Bolshevism, RSDLP, Georgia

[[Filippo Turati|]]

(26 November 1857-29 March 1932)

Socialism, Italy, Italian Socialist Party

[[Finnish Communist Party|]]

(29 August 1918-1992)

Communism, Party, Third International, Finland

[[First International|]]

(1864-1873)

International organization, Internationalism, Party, Working class

[[Flora Tristan|]]

(7 April 1803-14 November 1844)

Socialism, France, Feminism

[[Florence Kelley|]]

(12 September 1859-17 February 1932)

Socialism, United States

[[Florent Galloy|]]

(14 November 1904-1958)

Marxism, Belgium, Trotskyism, Engineering

[[Fourth International|]]

(1938-)

International organization, Party, Trotskyism, Leon Trotsky

[[Francis de Pressensé|]]

(30 September 1853-19 January 1914)

United States, US Democratic Party

[[Francisco Mora|]]

(-)

Socialism, Spain, PSOE

[[Frank Kitz|]]

(1 January 1849-8 January 1923)

United Kingdom, Anarchism, Socialism

[[Frank Maitland|]]

(-)

United Kingdom, Socialism, Trotskyism, Scotland

[[Franklin Roosevelt|]]

(30 January 1882-12 April 1945)

[[Franz Duncker|]]

(4 June 1822-18 June 1888)

[[Franz Koritschoner|]]

(23 February 1892-9 June 1941)

Communism, Austria, Communist Party of Austria

[[Franz Mehring|]]

(27 February 1846-28 January 1919)

Germany, Socialism, Marxism, Social democracy, Spartacus League

[[Franz Pfemfert|]]

(20 November 1879-26 May 1954)

Germany, Communism, KPD, Spartacus League

[[Franz Schuhmeier|]]

(11 October 1864-11 February 1913)

Socialism, Austria, SDAPÖ

[[Franz Wiede|]]

(-)

[[Franzisca Kugelmann|]]

(23 December 1868-September 1942)

Germany, Ludwig Kugelmann

[[François Billoux|]]

(21 May 1903-14 January 1978)

Communism, France, SFIO, French Communist Party

[[François Lafargue|]]

(-)

France

[[François Pardigon|]]

(-)

[[Fred Zeller|]]

(26 March 1912-7 February 2003)

Communism, Socialism, France, Trotskyism, SFIO

[[Frederic Harrison|]]

(18 October 1831-14 January 1923)

United Kingdom, Socialism

[[Frederick Greenwood|]]

(1 April 1830-14 December 1909)

United Kingdom

[[Fredrik Ström|]]

(10 July 1880-23 November 1948)

Communism, Sweden, Left Party (Sweden), Social Democrats (Sweden)

[[French Communist Party|]]

(30 December 1920-)

Communism, France, Party, Third International

[[French Socialist Party|]]

(-)

[[Frida Kahlo|]]

(6 July 1907-13 July 1954)

[[Friedrich Adolph Sorge|]]

(9 November 1828-26 October 1906)

Germany, Communism, United States, First International

[[Friedrich Albert Lange|]]

(28 September 1828-23 November 1875)

Germany, Socialism, Philosophy

[[Friedrich Bolte|]]

(7 December 1896-23 November 1959)

Germany, United States

[[Friedrich Ebert|]]

(4 February 1871-28 February 1925)

[[Friedrich Engels|]]

(28 November 1820-5 August 1895)

Germany, Marxism, Young Hegelians, Young Germany, First International

[[Friedrich Lengnik|]]

(1873-1936)

Germany, Communist League (Marx-Engels)

[[Friedrich Lessner|]]

(1825-1910)

[[Friedrich Moll|]]

(31 January 1882-8 May 1951)

Germany, United States, First International, ADAV

[[Friedrich Nietzsche|]]

(15 October 1844-25 August 1900)

Germany, Philosophy

[[Friedrich Wilhelm Joseph Schelling|]]

(27 January 1775-20 August 1854)

Germany, Philosophy

[[Fritz Adler|]]

(29 April 1878-11 April 1942)

Socialism, Austria, SDAPÖ

[[Fritz Heckert|]]

(28 March 1884-7 April 1936)

Germany, Communism, KPD, Spartacus League

[[Fritz Platten|]]

(8 July 1883-22 April 1942)

Communism, Switzerland

[[Fritz Sternberg|]]

(11 June 1895-18 October 1963)

Germany, Communism, KPD

[[Frédéric Bastiat|]]

(30 June 1801-24 December 1850)

France, Economics

[[Fyodor Cherevanin|]]

(25 July 1959-4 October 2014)

Socialism, Russia, RSDLP, Menshevism

[[Fyodor Dan|]]

(19 October 1871-22 January 1947)

Socialism, Russia, RSDLP, Menshevism

[[Fyodor Dingelstedt|]]

(1890-1943)

Communism, Russia, Trotskyism, Bolshevism

[[Fyodor Kolesov|]]

(20 May 1891-29 July 1940)

[[Fyodor Raskolnikov|]]

(28 January 1892-12 September 1939)

Communism, Russia, Bolshevism, RSDLP, CPSU

[[Fyodor Sergeyev|]]

(19 March 1883-24 July 1921)

[[Fyodor Syromolotov|]]

(1 May 1877-20 April 1949)

[[Félix Chemalé|]]

(-)

Socialism, France, Proudhonism

[[Félix Pyat|]]

(4 October 1810-3 August 1889)

[[G. A. Kuklin|]]

(-)

[[G. Blume|]]

(-)

[[G. D. Tsiurupa|]]

(-)

[[G. F. Fyodorov|]]

(15 May 1874-19 September 1966)

[[G. M. Vyazmensky|]]

(-)

Germany, Russia, RSDLP

[[Gabriel Baer|]]

(13 January 1919-22 September 1982)

Germany, Communism, Trotskyism, Palestine, Israel

[[Gabriel Deville|]]

(8 March 1854-28 February 1940)

[[Garald Krumin|]]

(21 July 1894-17 May 1943)

Communism, Russia, Latvia

[[Garibaldi|]]

(4 July 1807-2 June 1882)

Italy, Republic

[[Gaston Monmousseau|]]

(17 January 1883-11 July 1960)

Communism, France, Anarcho-syndicalism, French Communist Party, Trade unionists, CGT (France)

[[Gavriil Leiteisen|]]

(9 November 1874-2 January 1919)

Socialism, Russia, Bolshevism, RSDLP

[[Gavril Myasnikov|]]

(25 February 1889-16 November 1945)

[[Gennaro Bovio|]]

(-)

Socialism, Italy

[[Genrikh Graftio|]]

(26 December 1869-30 April 1949)

Russia, Engineering

[[Georg Benz|]]

(-)

[[Georg Friedrich Rheinländer|]]

(-)

[[Georg Herwegh|]]

(-)

[[Georg Ledebour|]]

(7 March 1850-31 March 1947)

[[Georg Lukács|]]

(13 April 1885-4 June 1971)

Communism, History, Hungary

[[Georg Schumacher|]]

(-)

Germany, Neue Rheinische Zeitung, Communist League (Marx-Engels)

[[Georg Weerth|]]

(17 February 1822-30 July 1856)

[[Georg von Vollmar|]]

(7 March 1850-30 June 1922)

Germany, Socialism, Reformism, Second International, Social democracy, SPD

[[George Bernard Shaw|]]

(26 July 1856-2 November 1950)

United Kingdom, Socialism, Arts, Fabians

[[George Breitman|]]

(28 February 1916-19 April 1986)

Communism, United States, Trotskyism, SWP (USA)

[[George Holyoake|]]

(13 April 1817-22 January 1906)

United Kingdom, Secularism

[[George Julian Harney|]]

(17 February 1817-9 December 1897)

Communism, United Kingdom, Chartism

[[George Lansbury|]]

(22 February 1859-7 May 1940)

United Kingdom, Socialism, Independent Labour Party, Labour Party (UK)

[[George Moore|]]

(-)

United Kingdom

[[George Novack|]]

(5 August 1905-30 July 1992)

United Kingdom, First International, Trade unionists

[[George Odger|]]

(1 January 1814-1 January 1877)

[[George Shipton|]]

(1 January 1839-1 January 1911)

United Kingdom, Trade unionists

[[George William Lamplugh|]]

(8 April 1859-9 October 1926)

United Kingdom, Geology

[[Georges Clemenceau|]]

(28 September 1841-24 November 1929)

France, Parti Radical

[[Georges Fux|]]

(1911-)

Communism, Belgium, Trotskyism

[[Georges Haupt|]]

(18 January 1928-14 March 1978)

Socialism, France, Romania

[[Georges Ibrahim Abdallah|]]

(-)

[[Georges Politzer|]]

(3 May 1903-23 May 1942)

[[Georges Vereeken|]]

(1896-1978)

Communism, Belgium, Trotskyism

[[Georgi Blagonravov|]]

(6 May 1896-9 February 1938)