Roddick has made $15 million from tennis winnings in his career. Born Aug 30, 1982, he'll be 27 this year.
Most of his income, however, is from endorsements.
A report came out in Aug of 2005 in which Roddick's sports marketing company said that he was earning (at that time) "close to $10 million per year" in endorsements.
Andy's Endorsement Record:
1999-Present Babolat rackets
1999-2005 Reebok
{2000 Andy goes Pro.}
2004-present Rolex
2005-present Lexus
2005-Present American Express
2005-2010 Lacoste clothing & shoes
2006-2009 SAP AG (software provider)
Based on these endorsements and winnings, he's probably worth around $70-80 million+/- (best estimate).