NOW YOU KNOW

U.S. Open men’s champions. Before 1968, the United States National Championships was an amateur event. It became the U.S. Open in 1968 when the tournament was opened to professionals:

* 2006 -- Roger Federer

* 2005 -- Roger Federer

* 2004 -- Roger Federer

* 2003 -- Andy Roddick

* 2002 -- Pete Sampras

* 2001 -- Lleyton Hewitt

* 2000 -- Marat Safin

* 1999 -- Andre Agassi

* 1998 -- Patrick Rafter

* 1997 -- Patrick Rafter

* 1996 -- Pete Sampras

* 1995 -- Pete Sampras

* 1994 -- Andre Agassi

* 1993 -- Pete Sampras

* 1992 -- Stefan Edberg

* 1991 -- Stefan Edberg

* 1990 -- Pete Sampras

* 1989 -- Boris Becker

* 1988 -- Mats Wilander

* 1987 -- Ivan Lendl

* 1986 -- Ivan Lendl

* 1985 -- Ivan Lendl

* 1984 -- John McEnroe

* 1983 -- Jimmy Connors

* 1982 -- Jimmy Connors

* 1981 -- John McEnroe

* 1980 -- John McEnroe

* 1979 -- John McEnroe

* 1978 -- Jimmy Connors

* 1977 -- Guillermo Vilas

* 1976 -- Jimmy Connors

* 1975 -- Manuel Orantes

* 1974 -- Jimmy Connors

* 1973 -- John Newcombe

* 1972 -- Ilie Nastase

* 1971 -- Stan Smith

* 1970 -- Ken Rosewall

* 1969 -- Rod Laver

* 1968 -- Arthur Ashe

* 1967 -- John Newcombe

* 1966 -- Fred Stolle

* 1965 -- Manolo Santana

* 1964 -- Roy Emerson

* 1963 -- Rafael Osuna

* 1962 -- Rod Laver

* 1961 -- Roy Emerson

* 1960 -- Neale Fraser

* 1959 -- Neale Fraser

* 1958 -- Ashley Cooper

* 1957 -- Mal Anderson

* 1956 -- Ken Rosewall

* 1955 -- Tony Trabert

* 1954 -- Vic Seixas

* 1953 -- Tony Trabert

* 1952 -- Frank Sedgman

* 1951 -- Frank Sedgman

* 1950 -- Art Larsen

* 1949 -- Pancho Gonzales

* 1948 -- Pancho Gonzales

* 1947 -- Jack Kramer

* 1946 -- Jack Kramer

* 1945 -- Frank Parker

* 1944 -- Frank Parker

* 1943 -- Joe Hunt

* 1942 -- Ted Schroeder

* 1941 -- Bobby Riggs

* 1940 -- Donald McNeill

* 1939 -- Bobby Riggs

* 1938 -- Don Budge

* 1937 -- Don Budge

* 1936 -- Fred Perry

* 1935 -- Wilmer Allison

* 1934 -- Fred Perry

* 1933 -- Fred Perry

* 1932 -- Ellsworth Vines

* 1931 -- Ellsworth Vines

* 1930 -- John Doeg

* 1929 -- Bill Tilden

* 1928 -- Henri Cochet

* 1927 -- Rene Lacoste

* 1926 -- Rene Lacoste

* 1925 -- Bill Tilden

* 1924 -- Bill Tilden

* 1923 -- Bill Tilden

* 1922 -- Bill Tilden

* 1921 -- Bill Tilden

* 1920 -- Bill Tilden

* 1919 -- Bill Johnston

* 1918 -- Lindley Murray

* 1917 -- Lindley Murray

* 1916 -- Dick Williams

* 1915 -- Bill Johnston

* 1914 -- Dick Williams

* 1913 -- Maurice McLoughlin

* 1912 -- Maurice McLoughlin

* 1911 -- Bill Larned

* 1910 -- Bill Larned

* 1909 -- Bill Larned

* 1908 -- Bill Larned

* 1907 -- Bill Larned

* 1906 -- Bill Clothier

* 1905 -- Beals C. Wright

* 1904 -- Holcombe Ward

* 1903 -- Laurie Doherty

* 1902 -- Bill Larned

* 1901 -- Bill Larned

* 1900 -- Malcolm Whitman

* 1899 -- Malcolm Whitman

* 1898 -- Malcolm Whitman

* 1897 -- Robert Wrenn

* 1896 -- Robert Wrenn

* 1895 -- Fred Hovey

* 1894 -- Robert Wrenn

* 1893 -- Robert Wrenn

* 1892 -- Oliver Campbell

* 1891 -- Oliver Campbell

* 1890 -- Oliver Campbell

* 1889 -- Henry Slocum Jr.

* 1888 -- Henry Slocum Jr.

* 1887 -- Richard Sears

* 1886 -- Richard Sears

* 1885 -- Richard Sears

* 1884 -- Richard Sears

* 1883 -- Richard Sears

* 1882 -- Richard Sears

* 1881 -- Richard Sears

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Source: Associated Press