Tennis - ATP US Clay Court Championship
This is the last ATP Tour tournament staged in the United States on clay courts, currently held each April at the River Oaks Country Club in Houston, Texas. Between 1970 and 1989 it was part of the Grand Prix Tennis Tour.
| YEAR | WINNER | RUNNER-UP |
| 1910 | MELVILLE LONG (USA) | W Hall (USA) |
| 1911 | WALTER HAYES (USA) | P Siverd (USA) |
| 1912 | RICHARD WILLIAMS (USA) | G Touchard (USA) |
| 1913 | JOHN STRACHAN (USA) | W Hall (USA) |
| 1914 | CLARENCE GRIFFIN (USA) | E Fottrell (USA) |
| 1915 | RICHARD WILLIAMS (USA) | C Griffin (USA) |
| 1916 | WILLIS DAVIS (USA) | C Doyle (USA) |
| 1917 | SAMUEL HARDY (USA) | C Garland (USA) |
| 1918 | BILL TILDEN (USA) | C Garland (USA) |
| 1919 | BILL JOHNSTON (USA) | B Tilden (USA) |
| 1920 | ROLAND ROBERTS (USA) | V Richards (USA) |
| 1921 | WALTER HAYES (USA) | A Squair (USA) |
| 1922 | BILL TILDEN (USA) | Z Shimizu (Jpn) |
| 1923 | BILL TILDEN (USA) | M Alonso (Esp) |
| 1924 | BILL TILDEN (USA) | H Snodgrass (USA) |
| 1925 | BILL TILDEN (USA) | G Lott (USA) |
| 1926 | BILL TILDEN (USA) | B Norton (RSA) |
| 1927 | BILL TILDEN (USA) | J Hennessey (USA) |
| 1928 | Not held | - |
| 1929 | EMMETT PARE (USA) | G Hall (USA) |
| 1930 | BRYAN GRANT (USA) | W Coen (USA) |
| 1931 | ELLSWORTH VINES (USA) | K Gledhill (USA) |
| 1932 | GEORGE LOTT (USA) | B Grant (USA) |
| 1933 | FRANK PARKER (USA) | G Mako (USA) |
| 1934 | BRYAN GRANT (USA) | D Budge (USA) |
| 1935 | BRYAN GRANT (USA) | F Parker (USA) |
| 1936 | BOBBY RIGGS (USA) | F Parker (USA) |
| 1937 | BOBBY RIGGS (USA) | J Hunt (USA) |
| 1938 | BOBBY RIGGS (USA) | G Mulloy (USA) |
| 1939 | FRANK PARKER (USA) | G Mulloy (USA) |
| 1940 | DON McNEILL (USA) | B Riggs (USA) |
| 1941 | FRANK PARKER (USA) | B Riggs (USA) |
| 1942 | S'MOUR GR'NBERG (USA) | H Everett (USA) |
| 1943 | S'MOUR GR'NBERG (USA) | B Talbert (USA) |
| 1944 | PANCHO SEGURA (Ecu) | B Talbert (USA) |
| 1945 | BILL TALBERT (USA) | P Segura (Ecu) |
| 1946 | FRANK PARKER (USA) | B Talbert (USA) |
| 1947 | FRANK PARKER (USA) | T Schroeder (USA) |
| 1948 | P'CHO GONZALEZ (USA) | N Carter (USA) |
| 1949 | P'CHO GONZALEZ (USA) | F Parker (USA) |
| 1950 | HERBERT FLAM (USA) | T Schroeder (USA) |
| 1951 | TONY TRABERT (USA) | A Larsen (USA) |
| 1952 | ARTHUR LARSEN (USA) | R Savitt (USA) |
| 1953 | VIC SEIXAS (USA) | H Richardson (USA) |
| 1954 | BERNARD BARTZEN (USA) | T Trabert (USA) |
| 1955 | TONY TRABERT (USA) | B Bartzen (USA) |
| 1956 | HERBERT FLAM (USA) | E Moylan (USA) |
| 1957 | VIC SEIXAS (USA) | H Flam (USA) |
| 1958 | BERNARD BARTZEN (USA) | S Giammalva (USA) |
| 1959 | BERNARD BARTZEN (USA) | W Reid (USA) |
| 1960 | BARRY MacKAY (USA) | B Bartzen (USA) |
| 1961 | BERNARD BARTZEN (USA) | D Dell (USA) |
| 1962 | CHUCK McKINLEY (USA) | F Stolle (Aus) |
| 1963 | CHUCK McKINLEY (USA) | D Ralston (USA) |
| 1964 | DENNIS RALSTON (USA) | C McKinley (USA) |
| 1965 | DENNIS RALSTON (USA) | C Richey (USA) |
| 1966 | CLIFF RICHEY (USA) | F Froehling (USA) |
| 1967 | ARTHUR ASHE (USA) | M Riessen USA) |
| 1968 | CLARK GRAEBNER (USA) | S Smith (USA) |
| 1969 | Z'JKO FRANULOVIC (Yug) | A Ashe (USA) |
| 1970 | CLIFF RICHEY (USA) | S Smith (USA) |
| 1971 | Z'JKO FRANULOVIC (Yug) | C Richey (USA) |
| 1972 | BOB HEWITT (RSA) | J Connors (USA) |
| 1973 | MANUEL ORANTES (Esp) | G Goven (Fra) |
| 1974 | JIMMY CONNORS (USA) | B Borg (Swe) |
| 1975 | MANUEL ORANTES (Esp) | A Ashe (USA) |
| 1976 | JIMMY CONNORS (USA) | W Fibak (Pol) |
| 1977 | MANUEL ORANTES (Esp) | J Connors (USA) |
| 1978 | JIMMY CONNORS (USA) | J Higueras (Esp) |
| 1979 | JIMMY CONNORS (USA) | G Vilas (Arg) |
| 1980 | JOSE LUIS CLERC (Arg) | M Purcell (USA) |
| 1981 | JOSE LUIS CLERC (Arg) | I Lendl (Csv) |
| 1982 | JOSE HIGUERAS (Esp) | J Arias (USA) |
| 1983 | JIMMY ARIAS (USA) | A Gomez (Ecu) |
| 1984 | ANDRES GOMEZ (Ecu) | B Taroczy (Hun) |
| 1985 | IVAN LENDL (Csv) | A Gomez (Ecu) |
| 1986 | ANDRES GOMEZ (Ecu) | T Tulasne (Fra) |
| 1987 | MATS WILANDER (Swe) | K Carlsson (Swe) |
| 1988 | ANDRE AGASSI (USA) | J Arias (USA) |
| 1989 | JAY BERGER (USA) | L Duncan (USA) |
| 1990 | DAVID WHEATON (USA) | M Kaplan (RSA) |
| 1991 | JAIME YZAGA (Per) | J Arias (USA) |
| 1992 | MAL WASHINGTON (USA) | C Mezzadri (Swi) |
| 1993 | H'ACIO DE LA PENA (Arg) | J Yzaga (Per) |
| 1994 | JASON ST'ENBERG (Aus) | G Markus (Arg) |
| 1995 | THOMAS ENQVIST (Swe) | J Frana (Arg) |
| 1996 | F'NANDO MELIGENI (Bra) | M Wilander (Swe) |
| 1997 | MICHAEL CHANG (USA) | G Stafford (RSA) |
| 1998 | JIM COURIER (USA) | M Chang (USA) |
| 1999 | MAGNUS NORMAN (Swe) | G Canas (Arg) |
| 2000 | F'NANDO GONZALEZ (Chl) | N Massu (Chl) |
| 2001 | ANDY RODDICK (USA) | Lee H-T (Kor) |
| 2002 | ANDY RODDICK (USA) | P Sampras (USA) |
| 2003 | ANDRE AGASSI (USA) | A Roddick (USA) |
| 2004 | TOMMY HAAS (Ger) | A Roddick (USA) |
| 2005 | ANDY RODDICK (USA) | S Grosjean (Fra) |
| 2006 | MARDY FISH (USA) | J Melzer (Aut) |
| 2007 | IVO KARLOVIC (Cro) | M Zabaleta (Arg) |
| 2008 | MARCEL GR'OLLERS (Esp) | J Blake (USA) |
| 2009 | LLEYTON HEWITT (Aus) | W Odesnik (USA) |
| 2010 | JUAN I'ACIO CHELA (Arg) | S Querrey (USA) |
| 2011 | RYAN SWEETING (USA) | K Nishikori (Jap) |
| 2012 | JUAN MONACO (Arg) | J Isner (USA) |
| 2013 | JOHN ISNER (USA) | N Almagro (Esp) |
| 2014 | F'NDO VERDASCO (Esp) | N Almagro (Esp) |
| 2015 | JACK SOCK (USA) | S Querrey (USA) |
| 2016 | JUAN MONACO (Arg) | J Sock (USA) |
| 2017 | STEVE JOHNSON (USA) | T Bellucci (Bra) |
| 2018 | STEVE JOHNSON (USA) | T Sandgren (USA) |
| 2019 | CHRISTIAN GARIN (Chl) | C Ruud (Nor) |
| 2020 | Not held | - |
| 2021 | Not held | - |
| 2022 | REILLY OPELKA (USA) | J Isner (USA) |
| 2023 | FRANCES TIAFOE (USA) | T M Etcheverry (Arg) |
| 2024 | BEN SHELTON (USA) | F Tiafoe (USA) |