Anthony Sunderland
- 1928 – Connecticut’s 4th congressional district (D) – lost
Walter I. Sundlun
- 1954 – United States Senate (Rhode Island) (R) – lost
Donald Kenneth Sundquist
- 1982 – Tennessee’s 7th congressional district (R) – won
- 1984 – Tennessee’s 7th congressional district (R) – won
- 1986 – Tennessee’s 7th congressional district (R) – won
- 1988 – Tennessee’s 7th congressional district (R) – won
- 1990 – Tennessee’s 7th congressional district (R) – won
- 1992 – Tennessee’s 7th congressional district (R) – won
Frank Leander Sundstrom
- 1942 – New Jersey’s 11th congressional district (R) – won
- 1944 – New Jersey’s 11th congressional district (R) – won
- 1946 – New Jersey’s 11th congressional district (R) – won
- 1948 – New Jersey’s 11th congressional district (R) – lost
John Edward Sununu
- 1996 – New Hampshire’s 1st congressional district (R) – won
- 1998 – New Hampshire’s 1st congressional district (R) – won
- 2000 – New Hampshire’s 1st congressional district (R) – won
- 2002 – United States Senate (New Hampshire) (R) – won
- 2008 – United States Senate (New Hampshire) (R) – lost
Thomas R. Suozzi
- 2016 – New York’s 3rd congressional district (D) – won
- 2018 – New York’s 3rd congressional district (D, IND, WF, WE, Ref.) – won
- 2020 – New York’s 3rd congressional district (D, IND, WF) – won
Mel Suplee
- 1996 – New Jersey’s 1st congressional district (R) – lost
Herbert Suppan
- 1950 – New York’s 6th congressional district (R) – lost
A. H. Suppus
- 1948 – Michigan’s 14th congressional district (S) – lost
James E. Suppus
- 1980 – Iowa’s 3rd congressional district (American) – lost
Tom Surprise
- 1948 – Michigan’s 4th congressional district (D) – lost
Tom Suruda
- 1984 – Kentucky’s 6th congressional district (L) – lost
William V. Susel
- 1980 – California’s 22nd congressional district (L) – lost
Steven Susman
- 2010 – Texas’ 22nd congressional district (L) – lost
Steven Susman
- 2012 – Texas’ 22nd congressional district (L) – lost
Jerry L. Susong
- 2002 – Indiana’s 4th congressional district (L) – lost
Irving Sussman
- 1994 – Connecticut’s 4th congressional district (L) – lost
George C. Sutherland
- 1950 – Virginia’s 9th congressional district (R) – lost
Howard Sutherland
- 1922 – United States Senate (West Virginia) (R) – lost
James F. Sutherland
- 1968 – Ohio’s 18th congressional district (R) – lost
Lawrence Sutherland
- 1952 – New Jersey’s 10th congressional district (Proh.) – lost
Rebekah E. Sutherland
- 2004 – United States Senate (South Carolina) (L) – lost
Robert J. Sutherland
- 2016 – Washington’s 1st congressional district (R) – lost
S. H. Sutherland
- 1946 – Virginia’s 9th congressional district (R) – lost
William A. Sutherland
- 1942 – New Mexico’s at large congressional district (R) – lost
Irv Sutley
- 1978 – California’s 2nd congressional district (PF) – lost
Phebe T. Sutliff
- 1924 – Ohio’s 19th congressional district (D) – lost
Martin P. Sutor
- 1956 – Illinois’ 19th congressional district (D) – lost
William Halstead Sutphin
- 1930 – New Jersey’s 3rd congressional district (D) – won
- 1932 – New Jersey’s 3rd congressional district (D) – won
- 1934 – New Jersey’s 3rd congressional district (D) – won
- 1936 – New Jersey’s 3rd congressional district (D) – won
- 1938 – New Jersey’s 3rd congressional district (D) – won
- 1940 – New Jersey’s 3rd congressional district (D) – won
- 1942 – New Jersey’s 3rd congressional district (D) – lost
Lafayette F. Sutter
- 1920 – Pennsylvania’s 27th congressional district (D) – lost
Betty Sue Sutton
- 2006 – Ohio’s 13th congressional district (D) – won
- 2008 – Ohio’s 13th congressional district (D) – won
- 2010 – Ohio’s 13th congressional district (D) – won
- 2012 – Ohio’s 16th congressional district (D) – lost
Bill Sutton
- 1996 – Florida’s 2nd congressional district (R) – lost
Dale E. Sutton
- 1948 – Illinois’ 18th congressional district (D) – lost
David Sutton
- 1926 – Texas’ 12th congressional district (R) – lost
- 1928 – Texas’ 12th congressional district (R) – lost
Ernest B. Sutton
- 1954 – Florida’s 7th congressional district (R) – lost
Esli L. Sutton
- 1926 – New York’s 11th congressional district (R) – lost
Harry J. Sutton
- 1930 – New Jersey’s 9th congressional district (S) – lost
James Patrick Sutton
- 1948 – Tennessee’s 7th congressional district (D) – won
- 1950 – Tennessee’s 7th congressional district (D) – won
- 1952 – Tennessee’s 6th congressional district (D) – won
John A. Sutton
- 1962 – Florida’s 11th congressional district (D) – lost
Lindsey Dean Sutton
- 2010 – Ohio’s 18th congressional district (C) – lost
Paul Sutton
- 1954 – Michigan’s 18th congressional district (D) – lost
- 1956 – Michigan’s 18th congressional district (D) – lost
Randy Sutton
- 1988 – Texas’ 4th congressional district (R) – lost
Richard (Ike) Sutton
- 1962 – Hawaii’s at large congressional district (R) – lost
- 1964 – Hawaii’s at large congressional district (R) – lost
Warner Sutton
- 1992 – Hawaii’s 1st congressional district (R) – lost
William O. Sutton
- 1984 – Ohio’s 4th congressional district (D) – lost
William R. Sutton
- 1966 – California’s 19th congressional district (R) – lost
Marion Francis Svendrowski
- 1972 – Missouri’s 10th congressional district (R) – lost
C. H. Svenson
- 1920 – United States Senate (Oregon) (Industrial Labor) – lost
Jon Svitavsky
- 2018 – United States Senate (Vermont) (I) – lost
Antonio Swad
- 2022 – Texas’ 32nd congressional district (R) – lost
