Roy Soden
- 1946 – New York’s 24th congressional district (American Labor) – lost
Carl V. Soderback
- 1932 – Oregon’s 3rd congressional district (SL) – lost
- 1936 – Oregon’s 3rd congressional district (SL) – lost
Nancy Soderberg
- 2018 – Florida’s 6th congressional district (D) – lost
Richard W. Soderberg
- 2004 – Utah’s 1st congressional district (PC) – lost
James D. Soderna
- 1996 – Wisconsin’s 5th congressional district (T) – lost
Matthew Sodolow
- 2010 – Texas’ 12th congressional district (L) – lost
Junart Sodoy
- 2012 – Texas’ 16th congressional district (L) – lost
Mike Sodrel
- 2002 – Indiana’s 9th congressional district (R) – lost
- 2004 – Indiana’s 9th congressional district (R) – won
- 2006 – Indiana’s 9th congressional district (R) – lost
- 2008 – Indiana’s 9th congressional district (R) – lost
Scott Soffen
- 2012 – Maryland’s 4th congressional district (L) – lost
- 2014 – Maryland’s 7th congressional district (L) – lost
Bob Sogge
- 1978 – California’s 18th congressional district (D) – lost
Paul R. Soglin
- 1996 – Wisconsin’s 2nd congressional district (D) – lost
Herbert Sohn
- 1984 – Illinois’ 9th congressional district (R) – lost
- 1986 – Illinois’ 9th congressional district (R) – lost
- 1988 – Illinois’ 9th congressional district (R) – lost
- 1990 – Illinois’ 9th congressional district (R) – lost
- 1992 – Illinois’ 9th congressional district (R) – lost
- 1998 – Illinois’ 9th congressional district (R) – lost
Stephen A. Sohn
- 1992 – Massachusetts’ 7th congressional district (R) – lost
Katherine Sojourner
- 1974 – New York’s 18th congressional district (SW) – lost
Howard N. Sokol
- 1964 – Iowa’s 6th congressional district (R) – lost
John E. Sokoly
- 1976 – Wisconsin’s 5th congressional district (I) – lost
John Edward Sokoly
- 1978 – Wisconsin’s 5th congressional district (I) – lost
Stephen Joshua Solarz
- 1974 – New York’s 13th congressional district (D, Liberal) – won
- 1976 – New York’s 13th congressional district (D, Liberal) – won
- 1978 – New York’s 13th congressional district (D, Liberal) – won
- 1980 – New York’s 13th congressional district (D, Liberal) – won
- 1982 – New York’s 13th congressional district (D, Liberal) – won
- 1984 – New York’s 13th congressional district (D, Liberal) – won
- 1986 – New York’s 13th congressional district (D, Liberal) – won
- 1988 – New York’s 13th congressional district (D, Liberal) – won
- 1990 – New York’s 13th congressional district (D, L) – won
David Sole
- 1996 – Michigan’s 16th congressional district (Workers World) – lost
- 2006 – United States Senate (Michigan) (G) – lost
Alex J. Soled
- 1958 – New York’s 22nd congressional district (R) – lost
Denis Solee
- 2000 – Tennessee’s 7th congressional district (L) – lost
Custer Solem
- 1958 – United States Senate (North Dakota) (I) – lost
Ryan Solen
- 2016 – Wisconsin’s 1st congressional district (D) – lost
James R. Soles
- 1974 – Delaware’s at large congressional district (D) – lost
Eugene Solie
- 1938 – United States Senate (Washington) (SL) – lost
Hilda Lucia Solis
- 2000 – California’s 31st congressional district (D) – won
- 2002 – California’s 32nd congressional district (D) – won
- 2004 – California’s 32nd congressional district (D) – won
- 2006 – California’s 32nd congressional district (D) – won
- 2008 – California’s 32nd congressional district (D) – won
Jerry Solis
- 2020 – Michgan’s 6th congressional district (I-W/I) – lost
Lenore Solis
- 2016 – California’s 28th congressional district (R) – lost
George Soll
- 1962 – New York’s 3rd congressional district (D, Liberal) – lost
Stella Sollars
- 1972 – Missouri’s 5th congressional district (I) – lost
Matthew Solodow
- 2012 – Texas’ 12th congressional district (L) – lost
Charles Solomon
- 1932 – United States Senate (New York) (S) – lost
Gerald Brooks Hunt Solomon
- 1978 – New York’s 29th congressional district (R) – won
- 1980 – New York’s 29th congressional district (R, CON, RTL) – won
- 1982 – New York’s 24th congressional district (R, CON, RTL) – won
- 1984 – New York’s 24th congressional district (R, CON, RTL) – won
- 1986 – New York’s 24th congressional district (R, CON, RTL) – won
- 1988 – New York’s 24th congressional district (R, CON, RTL) – won
- 1990 – New York’s 24th congressional district (R, CON, RTL) – won
- 1992 – New York’s 22nd congressional district (R, CON, RTL) – won
- 1994 – New York’s 22nd congressional district (R, CON, RTL) – won
- 1996 – New York’s 22nd congressional district (R, CON, RTL, Freedom) – won
Josh Solomon
- 2020 – Oregon’s 3rd congressional district (L) – lost
Lee A. Solomon
- 1992 – New Jersey’s 1st congressional district (R) – lost
Melvin Solomon
- 1972 – New York’s 11th congressional district (R, CON) – lost
Jesus E. Solorio Jr.
- 2020 – Illinois’ 4th congressional district (R) – lost
John G. Soltis
- 1920 – Minnesota’s 10th congressional district (FL) – lost
Richmond A. Soluade, Sr.
- 1998 – Missouri’s 1st congressional district (R) – lost
Zoltan Toth Solymossy
- 1976 – Connecticut’s 4th congressional district (CON) – lost
Andrew Lawrence Somers
- 1924 – New York’s 6th congressional district (D) – won
- 1926 – New York’s 6th congressional district (D) – won
- 1928 – New York’s 6th congressional district (D) – won
- 1930 – New York’s 6th congressional district (D) – won
- 1932 – New York’s 6th congressional district (D) – won
- 1934 – New York’s 6th congressional district (D) – won
- 1936 – New York’s 6th congressional district (D) – won
- 1938 – New York’s 6th congressional district (D) – won
- 1940 – New York’s 6th congressional district (D) – won
- 1942 – New York’s 6th congressional district (D, American Labor) – won
- 1944 – New York’s 10th congressional district (D, American Labor) – won
- 1946 – New York’s 10th congressional district (D, American Labor) – won
- 1948 – New York’s 10th congressional district (D, Liberal) – won
James J. Somers
- 1982 – Ohio’s 9th congressional district (I) – lost
Robert Vance Somers
- 1968 – United States Senate (North Carolina) (R) – lost
Charles L. Somerville
- 1942 – United States Senate (Texas) (People?s Unity) – lost
Brett M. Sommer
- 2000 – New York’s 29th congressional district (R, CON, RTL) – lost
Gebhard Sommer
- 1988 – South Carolina’s 2nd congressional district (L) – lost
- 1990 – South Carolina’s 2nd congressional district (L) – lost
- 1992 – South Carolina’s 2nd congressional district (L) – lost
Luke Sommer
- 1988 – California’s 13th congressional district (R) – lost
Harry Sommers
- 1948 – United States Senate (Georgia) (W/I) – lost
William Sommers
- 1940 – New Jersey’s 8th congressional district (Fifteen Dollar Pension) – lost
Leo L. Sommerville
- 1962 – Colorado’s 4th congressional district (R) – lost
