Winning the US Open Tennis Tournament can be very lucrative in cash. The prize money is the same regardless of gender.

Here is what the winners are participants won in 2007:

Singles Winner $1,400,000
Singles Runners-Up $700,000
Singles Semifinalists $300,000     
Singles Quarterfinalists $150,000     
Singles Round of 16 $75,000     
Singles Third Round $43,000     
Singles Second Round $27,500     
Singles First Round $17,500

Even if you get bounced at in the first round you make close to 20 grand. Not bad.