Follow
- Please avoid adding socialites to this project, unless they are also socialists.
- Please avoid adding "suspected" socialists to this project.
A
- Felix Adler 1851–1933
- Elmer Allison 1883–1982
- Thomas Pollock Anshutz 1851–1912
- Ed Asner
B
- Lucille Ball 1911–1989
- Harry Belafonte
- Edward Bellamy 1850–1898
- Francis Bellamy 1855–1931
- Saul Bellow 1915–2005
- Marshall Berman 1940–2013
- Ella Reeve Bloor 1862–1951
- George Breitman
- Albert Brisbane 1809–1890
- Heywood Broun 1888–1939
- William Montgomery Brown 1855–1937
C
- Peter Camejo 1939–2008
- William Henry Channing 1810–1884
- Noam Chomsky
- Peter H. Clark 1829–1925
D
- Eugene V. Debs 1855–1926
- Zack de la Rocha
- John Dewey 1859–1952
- Theodore Dreiser 1871–1945
- W. E. B. Du Bois 1868–1963
- Will Durant 1885–1981
E
- Crystal Eastman 1881–1928
- Max Eastman 1883–1969
- Albert Einstein 1879–1955
F
- James Farmer 1920–1999
- Frederick Vanderbilt Field 1905–2000
- Elizabeth Gurley Flynn 1890–1964
- Erich Fromm 1900–1980
G
- Julius Gerber 1872–1956
- King Camp Gillette 1855–1932
- Charlotte Perkins Gilman 1860–1935
- Emma Goldman 1869–1940
- Stephen Jay Gould 1941–2002
- Victor Gruen
- Woody Guthrie 1912–1967
H
- Yip Harburg 1896–1981
- Bill Haywood 1869–1928
- Chris Hedges
- Robert Heilbroner 1919–2005
- Ernest Hemingway 1899–1961
- Angela Heywood 1840–1935
- Christopher Hitchens 1949–2011
- Prynce Hopkins 1885–1970
- Irving Howe
- Elbert Hubbard 1856–1915
- Robert Hunter
J
- Mary Harris "Mother" Jones 1837–1930
K
- Albert E. Kahn 1912–1979
- Mordecai Kaplan
- Helen Keller 1880–1968
- Florence Kelley 1859–1932
- William Heard Kilpatrick 1871–1965
- Martin Luther King Jr. 1929–1968
L
- Jo Labadie 1850–1933
- Corliss Lamont 1902–1995
- Jack London 1876–1916
- H. P. Lovecraft 1890–1937
M
- Dwight MacDonald 1906–1982
- Herbert Marcuse 1898–1979
- George Marshall 1904–2000
- Robert Meeropol
- Michael Moore
N
- Huey P. Newton 1942–1989
- John Nichols
- John Humphrey Noyes 1811–1886
O
- Phil Ochs 1940–1976
- Madalyn Murray O'Hair 1919–1995
- Robert Dale Owen 1801–1877
P
- Dorothy Parker 1893–1967
- Albert Parsons 1848–1887
- Utah Phillips 1935–2008
R
- Walter Rauschenbusch 1861–1918
- John Reed 1887–1920
- Wilhelm Reich 1897–1957
- Paul Robeson 1898–1976
- Lester Rodney
- Milton Rogovin 1909–2011
- Henry J. Rosner 1909–1982
- Charles Edward Russell 1860–1941
S
- Carl Sandburg 1878–1967
- Bernie Sanders
- Margaret Sanger 1879–1966
- Rose Schneiderman 1882–1972
- Pete Seeger 1919–2014
- Wallace Shawn
- Abraham I. Shiplacoff
- William James Sidis 1898–1944
- Upton Sinclair 1878–1968
- Lysander Spooner 1808–1887
- Gloria Steinem
- James Graham Phelps Stokes 1872–1960
- Rose Pastor Stokes 1879–1933
- Anna Louise Strong 1885–1970
- Anna Strunsky 1877–1964
T
- Norman Thomas 1884–1968
- Benjamin Tucker 1854–1939
V
- Thorstein Veblen 1857–1929
- Eddie Vedder
- Kurt Vonnegut 1922–2007
W
- Alfred Wagenknecht 1881–1956
- William English Walling 1877–1936
- Julius Wayland 1854–1912
- Ellen Willis 1941–2006
- Jackson Stitt Wilson 1868–1942
Z
- Charles S. Zimmerman
- Howard Zinn 1922–2010