With the exception of a couple of breaks during the world wars, the Indianapolis 500 has been run since 1911, and winning it has been the biggest accomplishment in North American racing since then. Here's the list of men that can call themselves Indy 500 winners and the average speeds they traveled at:

Indy 500 Winners and Speed

1911 - Ray Harroun, 74.602 mph
1912 - Joe Dawson, 78.719
1913 - Jules Goux, 75.933
1914 - Rene Thomas, 82.474
1915 - Ralph DePalma, 89.84
1916 - Dario Resta, 84.001
1919 - Howdy Wilcox, 88.050
1920 - Gaston Chevrolet, 88.618
1921 - Tommy Milton, 89.621
1922 - Jimmy Murphy, 94.484
1923 - Tommy Milton, 90.954
1924 - Lora Corum, Joe Boyer, 98.234
1925 - Peter DaPaolo, 101.127
1926 - Frank Lockhart, 95.904
1927 - George Souders, 97.545
1928 - Lou Meyer, 99.482
1929 - Ray Keech, 97.585
1930 - Billy Arnold, 100.448
1931 - Louis Schneider, 96.629
1932 - Fred Frame, 104.144
1933 - Lou Meyer, 104.162
1934 - Bill Cummings, 104.863
1935 - Kelly Petillo, 106.240
1936 - Lou Meyer, 109.069
1937 - Wilbur Shaw, 113.580
1938 - Floyd Roberts, 117.20
1939 - Wilbur Shaw, 115.035
1940 - Wilbur Shaw, 114.277
1941 - Floyd Davis, Mauri Rose, 115.117
1946 - George Robson, 114.820
1947 - Mauri Rose, 116.338
1948 - Mauri Rose, 119.814
1949 - Bill Holland, 121.327
1950 - Johnnie Parson, 124.002
1951 - Lee Wallard, 126.244
1952 - Troy Ruttman, 128.922
1953 - Bill Vukovich, 128.740
1954 - Bill Vukovich, 130.840
1955 - Bob Sweikert, 128.213
1956 - Pat Flaherty, 128.490
1957 - Sam Hanks, 135.601
1958 - Jimmy Bryan, 133.791
1959 - Rodger Ward, 135.857
1960 - Jim Rathmann, 138.767
1961 - A.J. Foyt Jr., 139.130
1962 - Rodger Ward, 140.293
1963 - Parnelli Jones, 143.137
1964 - A.J. Foyt Jr., 147.350
1965 - Jim Clark, 150.686
1966 - Graham Hill, 144.317
1967 - A.J. Foyt Jr., 151.207
1968 - Bobby Unser, 152.882
1969 - Mario Andretti, 156.867
1970 - Al Unser, 155.749
1971 - Al Unser, 157.735
1972 - Mark Donohue, 162.962
1973 - Gordon Johncock, 159.036
1974 - Johnny Rutherford, 158.589
1975 - Bobby Unser, 148.725
1976 - Johnny Rutherford, 148.725
1977 - A.J. Foyt Jr., 161.331
1978 - Al Unser, 161.363
1979 - Rick Mears, 158.899
1980 - Johnny Rutherford, 142.682
1981 - Bobby Unser, 139.084
1982 - Gordon Johncock, 162.029
1983 - Tom Sneva, 162.117
1984 - Rick Mears, 163.612
1985 - Danny Sullivan, 152.982
1986 - Bobby Rahal, 170.722
1987 - Al Unser, 162.175
1988 - Rick Mears, 144.809
1989 - Emerson Fittipaldi, 167.581
1990 - Arie Luyendyk, 185.981
1991 - Rick Mears, 176.457
1992 - Al Unser Jr., 134.477
1993 - Emerson Fittipaldi, 157.207
1994 - Al Unser Jr., 160.872
1995 - Jacques Villeneuve, 153.616
1996 - Buddy Lazier, 147.956
1997 - Arie Luyendyk, 145.827
1998 - Eddie Cheever Jr., 145.155
1999 - Kenny Brack, 153.176
2000 - Juan Montoya, 167.496
2001 - Helio Castroneves, 153.601
2002 - Helio Castroneves, 166.499
2003 - Gil de Ferran, 156.291
2004 - Buddy Rice, 138.518
2005 - Dan Wheldon, 157.603
2006 - Sam Hornish Jr., 157.085
2007 - Dario Franchitti, 151.774
2008 - Scott Dixon 143.567
2009 - Helio Castroneves 150.318
2010 - Dario Franchitti 161.623
2011 - Dan Wheldon 170.265