only one driver has won the Indy 500, the F1 Monaco Grand Prix, and Le Mans


I'm guessing that being a reader of this goofy blog, you already recognize him

He won at Monaco 5 times between 1963 and 1969

Graham Hill

http://home.bt.com/news/world-news/november-29-1975-formula-1-world-champion-graham-hill-killed-in-plane-crash-11363946822736