Top 10 endorsement superstars
Estimated endorsement income for 2007 among American pro athletes.
2007 endorsement income (est.): $100 million
Tiger Woods is the closest thing the sports world has today to a superstar who transcends sports in the mold of Jordan or Ali, and he is the only one close to earning nine figures from endorsement deals.NEXT: 2. Phil Mickelson
Last updated December 31 2008: 12:32 PM ET
Source: Analysis from Sports Illustrated.