2006: Alexander Onischuk
2005: Hikaru Nakamura
2003/4: Alexander Shabalov
2002: Larry Christiansen
2000: Joel Benjamin / Alexander Shabalov / Yasser Seirawan
1999: Boris Gulko
1998: Nick de Firmian
1997: Joel Benjamin
1996: Alex Yermolinsky
1995: Nick de Firmian / Patrick Wolff / Alexander Ivanov
1994: Boris Gulko
1993: Alexander Shabalov / Alex Yermolinsky
1992: Patrick Wolff
1991: Gata Kamsky
1990: Lev Alburt
1989: Roman Dzindzichashvili / Yasser Seirawan / Stuart Rachels
1988: Michael Wilder
1987: Nick de Firmian / Joel Benjamin
1986: Yasser Seirawan
1985: Lev Alburt
1984: Lev Alburt
1983: Walter Browne / Larry Christiansen / Roman Dzindzichashvili
1981: Walter Browne/ Yasser Seirawan
1980: Walter Browne / Larry Evans / Larry Christiansen
1978: Lubomir Kavalek
1977: Walter Browne
1975: Walter Browne
1974: Walter Browne
1973: John Grefe / Lubomir Kavalek
1972: Robert Byrne
1970: Samuel Reshevsky
1969: Samuel Reshevsky
1968: Larry Evans
1966: Bobby Fischer
1965: Bobby Fischer
1963: Bobby Fischer
1962: Bobby Fischer
1961: Larry Evans
1960: Bobby Fischer
1959: Bobby Fischer
1958: Bobby Fischer
1954: Arthur Bisguier
1951: Larry Evans
1948: Herman Steiner
1946: Samuel Reshevsky
1944: Arnold Denker
1942: Samuel Reshevsky
1940: Samuel Reshevsky
1938: Samuel Reshevsky
1936: Samuel Reshevsky
1909-1935: Frank Marshall
1906 - 1909: Jackson Showalter
1897 - 1906: Harry Nelson Pillsbury
1895 - 1897: Jackson Showalter
1894 - 1895: Albert Hodges
1894: Jackson Showalter
1891 - 1894: Solomon Lipschutz
1890 - 1891: Jackson Showalter
1871 - 1890: George H. Mackenzie
1857 - 1871: Paul Morphy
1845 - 1857: Charles Stanley