He completed a distinguished amateur career in 2002, finishing as the top individual in the Eisenhower Trophy world teams event.
Fraser claimed his first victory in seven years, completing a wire-to-wire win during a weather reduced 54 hole event.
Fraser three-putted the fourth extra hole to lose the tournament when Willett made his chip and putt for par.
After one round, he led the tournament, posting an 8-under-par 63, setting an Olympic record (tied by Matt Kuchar in the last day).
QF, R16, R32, R64 = Round in which player lost in match play "T" = tied Note that the HSBC Champions did not become a WGC event until 2009.