2018 — Novak Djokovic def. Juan Martin del Potro, 6-3, 7-6 (4), 6-3.

2017 — Rafael Nadal def. Kevin Anderson, 6-3, 6-3, 6-4.

2016 — Stan Wawrinka def. Novak Djokovic, 6-7 (1), 6-4, 7-5, 6-3.

2015 — Novak Djokovic def. Roger Federer, 6-4, 5-7, 6-4, 6-4.

2014 — Marin Cilic def. Kei Nishikori, 6-3, 6-3, 6-3.

2013 — Rafael Nadal def. Novak Djokovic, 6-2, 3-6, 6-4, 6-1.

2012 — Andy Murray def. Novak Djokovic, 7-6 (10), 7-5, 2-6, 3-6, 6-2.

2011 — Novak Djokovic def. Rafael Nadal, 6-2, 6-4, 6-7 (3), 6-1.

2010 — Rafael Nadal def. Novak Djokovic, 6-4, 5-7, 6-4, 6-2.

2009 — Juan Martin del Potro def. Roger Federer, 3-6, 7-6 (5), 4-6, 7-6 (4), 6-2.

2008 — Roger Federer def. Andy Murray, 6-2, 7-5, 6-2.

2007 — Roger Federer def. Novak Djokovic, 7-6 (4), 7-6 (2), 6-4.

2006 — Roger Federer def. Andy Roddick, 6-2, 4-6, 7-5, 6-1.

2005 — Roger Federer def. Andre Agassi, 6-3, 2-6, 7-6 (1), 6-1.

2004 — Roger Federer def. Lleyton Hewitt, 6-0, 7-6 (3), 6-0.

2003 — Andy Roddick def. Juan Carlos Ferrero, 6-3, 7-6 (2), 6-3.

2002 — Pete Sampras def. Andre Agassi, 6-3, 6-4, 5-7, 6-4.

2001 — Lleyton Hewitt def. Pete Sampras, 7-6 (4), 6-1, 6-1.

2000 — Marat Safin def. Pete Sampras, 6-4, 6-3, 6-3.

1999 — Andre Agassi def. Todd Martin, 6-4, 6-7 (5), 6-7 (2), 6-3, 6-2.

1998 — Patrick Rafter def. Mark Philippoussis, 6-3, 3-6, 6-2, 6-0.

1997 — Patrick Rafter def. Greg Rusedski, 6-3, 6-2, 4-6, 7-5.

1996 — Pete Sampras def. Michael Chang, 6-1, 6-4, 7-6 (3).

1995 — Pete Sampras def. Andre Agassi, 6-4, 6-3, 4-6, 7-5.

1994 — Andre Agassi def. Michael Stich, 6-1, 7-6 (5), 7-5.

1993 — Pete Sampras def. Cedric Pioline, 6-4, 6-4, 6-3.

1992 — Stefan Edberg def. Pete Sampras, 3-6, 6-4, 7-6 (5), 6-2.

1991 — Stefan Edberg def. Jim Courier, 6-2, 6-4, 6-0.

1990 — Pete Sampras def. Andre Agassi, 6-4, 6-3, 6-2.

1989 — Boris Becker def. Ivan Lendl, 7-6 (2), 1-6, 6-3, 7-6 (4).

1988 — Mats Wilander def. Ivan Lendl, 6-4, 4-6, 6-3, 5-7, 6-4.

1987 — Ivan Lendl def. Mats Wilander, 6-7 (9), 6-0, 7-6 (4), 6-4.

1986 — Ivan Lendl def. Miloslav Mecir, 6-4, 6-2, 6-0.

1985 — Ivan Lendl def. John McEnroe, 7-6 (1), 6-3, 6-4.

1984 — John McEnroe def. Ivan Lendl, 6-3, 6-4, 6-1.

1983 — Jimmy Connors def. Ivan Lendl, 6-3, 6-7 (2), 7-5, 6-0.

1982 — Jimmy Connors def. Ivan Lendl, 6-3, 6-2, 4-6, 6-4.

1981 — John McEnroe def. Bjorn Borg, 4-6, 6-2, 6-4, 6-3.

1980 — John McEnroe def. Bjorn Borg, 7-6 (4), 6-1, 6-7 (5), 5-7, 6-4.

1979 — John McEnroe def. Vitas Gerulaitis, 7-5, 6-3, 6-3.

1978 — Jimmy Connors def. Bjorn Borg, 6-4, 6-2, 6-2.

1977 — Guillermo Vilas def. Jimmy Connors, 2-6, 6-3, 7-6 (4), 6-0.

1976 — Jimmy Connors def. Bjorn Borg, 6-4, 3-6, 7-6 (9), 6-4.

1975 — Manuel Orantes def. Jimmy Connors, 6-4, 6-3, 6-3.

1974 — Jimmy Connors def. Ken Rosewall, 6-1, 6-0, 6-1.

1973 — John Newcombe def. Jan Kodes, 6-4, 1-6, 4-6, 6-2, 6-3.

1972 — Ilie Nastase def. Arthur Ashe, 3-6, 6-3, 6-7 (1-5), 6-4, 6-3.

1971 — Stan Smith def. Jan Kodes, 3-6, 6-3, 6-2, 7-6 (5-3).

1970 — Ken Rosewall def. Tony Roche, 2-6, 6-4, 7-6 (5-2), 6-3.

1969 — Rod Laver def. Tony Roche, 7-9, 6-1, 6-3, 6-2.

1968 — Arthur Ashe def. Tom Okker, 14-12, 5-7, 6-3, 3-6, 6-3.

1967 — John Newcombe def. Clark Graebner, 6-4, 6-4, 8-6.

1966 — Fred Stolle def. John Newcombe, 4-6, 12-10, 6-3, 6-4.

1965 — Manolo Santana def. Cliff Drysdale, 6-2, 7-9, 7-5, 6-1.

1964 — Roy Emerson def. Fred Stolle, 6-4, 6-2, 6-4.

1963 — Rafael Osuna def. Frank Froehling III, 7-5, 6-4, 6-2.

1962 — Rod Laver def. Roy Emerson, 6-2, 6-4, 5-7, 6-4.

1961 — Roy Emerson def. Rod Laver, 7-5, 6-3, 6-2.

1960 — Neale Fraser def. Rod Laver, 6-4, 6-4, 9-7.

1959 — Neale Fraser def. Alex Olmedo, 6-3, 5-7, 6-2, 6-4.

1958 — Ashley Cooper def. Mal Anderson, 6-2, 3-6, 4-6, 10-8, 8-6.

1957 — Mal Anderson def. Ashley Cooper, 10-8, 7-5, 6-4.

1956 — Ken Rosewall def. Lew Hoad, 4-6, 6-2, 6-3, 6-3.

1955 — Tony Trabert def. Ken Rosewall, 9-7, 6-3, 6-3.

1954 — Vic Seixas def. Rex Hartwig, 3-6, 6-2, 6-4, 6-4.

1953 — Tony Trabert def. Vic Seixas, 6-3, 6-2, 6-3.

1952 — Frank Sedgman def. Gardnar Mulloy, 6-1, 6-2, 6-3.

1951 — Frank Sedgman def. Vic Seixas, 6-4, 6-1, 6-1.

1950 — Art Larsen def. Herbie Flam, 6-3, 4-6, 5-7, 6-4, 6-3.

1949 — Pancho Gonzales def. Ted Schroeder, 16-18, 2-6, 6-1, 6-2, 6-4.

1948 — Pancho Gonzales def. Eric Sturgess, 6-2, 6-3, 14-12.

1947 — Jack Kramer def. Frank Parker, 4-6, 2-6, 6-1, 6-0, 6-3.

1946 — Jack Kramer def. Tom Brown, 9-7, 6-3, 6-0.

1945 — Frank Parker def. Bill Talbert, 14-12, 6-1, 6-2.

1944 — Frank Parker def. Bill Talbert, 6-4, 3-6, 6-3, 6-3.

1943 — Joe Hunt def. Jack Kramer, 6-3, 6-8, 10-8, 6-0.

1942 — Ted Schroeder def. Frank Parker, 8-6, 7-5, 3-6, 4-6, 6-2.

1941 — Bobby Riggs def. Frank Kovacs, 5-7, 6-1, 6-3, 6-3.

1940 — Donald McNeill def. Bobby Riggs, 4-6, 6-8, 6-3, 6-3, 7-5.

1939 — Bobby Riggs def. Welby van Horn, 6-4, 6-2, 6-4.

1938 — Don Budge def. Gene Mako, 6-3, 6-8, 6-2, 6-1.

1937 — Don Budge def. Gottfried von Cramm, 6-1, 7-9, 6-1, 3-6, 6-1.

1936 — Fred Perry def. Don Budge, 2-6, 6-2, 8-6, 1-6, 10-8.

1935 — Wilmer Allison def. Sidney Wood, 6-2, 6-2, 6-3.

1934 — Fred Perry def. Wilmer Allison, 6-4, 6-3, 1-6, 8-6.

1933 — Fred Perry def. Jack Crawford, 6-3, 11-13, 4-6, 6-0, 6-1.

1932 — Ellsworth Vines def. Henri Cochet, 6-4, 6-4, 6-4.

1931 — Ellsworth Vines def. George Lott, 7-9, 6-3, 9-7, 7-5.

1930 — John Doeg def. Frank Shields, 10-8, 1-6, 6-4, 1-6, 16-14.

1929 — Bill Tilden def. Frank Hunter, 3-6, 6-3, 4-6, 6-2, 6-4.

1928 — Henri Cochet def. Frank Hunter, 4-6, 6-4, 3-6, 7-5, 6-3.

1927 — Rene Lacoste def. Bill Tilden, 11-9, 6-3, 11-9.

1926 — Rene Lacoste def. Jean Borotra, 6-4, 6-0, 6-4.

1925 — Bill Tilden def. Bill Johnston, 4-6, 11-9, 6-3, 4-6, 6-3.

1924 — Bill Tilden def. Bill Johnston, 6-1, 9-7, 6-2.

1923 — Bill Tilden def. Bill Johnston, 6-4, 6-1, 6-4.

1922 — Bill Tilden def. Bill Johnston, 4-6, 3-6, 6-2, 6-3, 6-4.

1921 — Bill Tilden def. Wallace Johnson, 6-1, 6-3, 6-1.

1920 — Bill Tilden def. Bill Johnston, 6-1, 1-6, 7-5, 5-7, 6-3.

1919 — Bill Johnston def. Bill Tilden, 6-4, 6-4, 6-3.

1918 — Lindley Murray def. Bill Tilden, 6-3, 6-1, 7-5.

1917 — Lindley Murray def. Nat Niles, 5-7, 8-6, 6-3, 6-3.

1916 — Dick Williams def. Bill Johnston, 4-6, 6-4, 0-6, 6-2, 6-4.

1915 — Bill Johnston def. Maurice McLoughlin, 1-6, 6-0, 7-5, 10-8.

1914 — Dick Williams def. Maurice McLoughlin, 6-3, 8-6, 10-8.

1913 — Maurice McLoughlin def. Dick Williams, 6-4, 5-7, 6-3, 6-1.

1912 — Maurice McLoughlin def. Bill Johnson, 3-6, 2-6, 6-2, 6-4, 6-2.

1911 — Bill Larned def. Maurice McLoughlin, 6-4, 6-4, 6-2.

1910 — Bill Larned def. Tom Bundy, 6-1, 5-7, 6-0, 6-8, 6-1.

1909 — Bill Larned def. Bill Clothier, 6-1, 6-2, 5-7, 1-6, 6-1.

1908 — Bill Larned def. Beals Wright, 6-1, 6-2, 8-6.

1907 — Bill Larned def. Robert LeRoy, 6-2, 6-2, 6-4.

1906 — Bill Clothier def. Beals Wright, 6-3, 6-0, 6-4.

1905 — Beals Wright def. Holcombe Ward, 6-2, 6-1, 11-9.

1904 — Holcombe Ward def. Bill Clothier, 10-8, 6-4, 9-7.

1903 — Laurie Doherty def. Bill Larned, 6-0, 6-3, 10-8.

1902 — Bill Larned def. Reggie Doherty, 4-6, 6-2, 6-4, 8-6.

1901 — Bill Larned def. Beals Wright, 6-2, 6-8, 6-4, 6-4.

1900 — Malcolm Whitman def. Bill Larned, 6-4, 1-6, 6-2, 6-2.

1899 — Malcolm Whitman def. Parmly Paret, 6-1, 6-2, 3-6, 7-5.

1898 — Malcolm Whitman def. Dwight Davis, 3-6, 6-2, 6-2, 6-1.

1897 — Robert Wrenn def. Wilberforce Eaves, 4-6, 8-6, 6-3, 2-6, 6-2.

1896 — Robert Wrenn def. Fred Hovey, 7-5, 3-6, 6-0, 1-6, 6-1.

1895 — Fred Hovey def. Robert Wrenn, 6-3, 6-2, 6-4.

1894 — Robert Wrenn def. Manliffe Goodbody, 6-8, 6-1, 6-4, 6-4.

1893 — Robert Wrenn def. Fred Hovey, 6-4, 3-6, 6-4, 6-4.

1892 — Oliver Campbell def. Fred Hovey, 7-5, 3-6, 6-3, 7-5.

1891 — Oliver Campbell def. Clarence Hobart, 2-6, 7-5, 7-9, 6-1, 6-2.

1890 — Oliver Campbell def. Henry Slocum, Jr., 6-2, 4-6, 6-3, 6-1.

1889 — Henry Slocum, Jr. def. Quincy Shaw, 6-3, 6-1, 4-6, 6-2.

1888 — Henry Slocum, Jr. def. Howard Taylor, 6-4, 6-1, 6-0.

1887 — Richard Sears def. Henry Slocum, Jr., 6-1, 6-3, 6-2.

1886 — Richard Sears def. Livingston Beeckman, 4-6, 6-1, 6-3, 6-4.

1885 — Richard Sears def. Godfrey Brinley, 6-3, 4-6, 6-0, 6-3.

1884 — Richard Sears def. Howard Taylor, 6-0, 1-6, 6-0, 6-2.

1883 — Richard Sears def. James Dwight, 6-2, 6-0, 9-7.

1882 — Richard Sears def. Clarence Clark, 6-1, 6-4, 6-0.

1881 — Richard Sears def. William Glyn, 6-0, 6-3, 6-2.

Prior to 1968, the United States National Championships was an amateur event. It became the U.S. Open in 1968 when the tournament was open to professionals.