The matches that you had told that he won!
Federer has lost 157 Singles Matches and 72 Doubles Matches.http://en.wikipedia.org/wiki/Roger_Federer
Do you mean matches or games?
Two ... in 1962 and 1969. He won 11 Grand Slam singles events in total. He also won the Australian Open Men's Singles title in 1960 and the Wimbledon Men's Singles title in 1961 and 1968. He also won 6 grand slam doubles titles.
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Roger Federer has been to many finals, but as of September 6th 2009, he has not yet made it to the US Open Finals.