David Beckham is the wealthiest young sportsman in Britain, according to the 2004 Sunday Times Rich List.
The England captain has a combined fortune of £65m with wife Victoria.
Manchester City striker Robbie Fowler, Liverpool's Michael Owen and boxer Naseem Hamed share second with £25m in the list of sportsmen under 30.
Chelsea owner Roman Abramovich, who made his money from the oil industry, is Britain's richest person with a fortune estimated at £2.5bn.
The Russian has spent over £100m since taking charge at Stamford Bridge.
Formula One is well represented, with supremo Bernie Ecclestone, worth £2.3bn, featuring in the overall top 10 at eighth.
Former F1 driver Eddie Irvine, meanwhile, heads Britain's sport stars with an estimated personal fortune of £153m, making him the country's 267th richest man.
The sport is also represented in the young sportsmen list for those under 30, with Jenson Button's £14m enough for ninth, equal with footballers Rio Ferdinand and Juan Veron.
RICHEST YOUNG SPORTSMEN
1 David Beckham £65m
2= Robbie Fowler £25m
2= Naseem Hamed £25m
2= Michael Owen £25m
5= Sol Campbell £20m
5= Steve Nash £20m
7= Dario Franchitti £17m
7= Ryan Giggs £17m
9= Jenson Button £14m
9= Rio Ferdinand £14m
9= Juan Veron £14m
Dario Franchitti's career in the US-based Indy Racing League has earned him an estimated £17m, as much as Manchester United winger Ryan Giggs.
Dallas Mavericks' guard Steve Nash, who has reaped £17m playing basketball in America, is the nation's fifth richest young sportsman.
Several football club owners make the overall list.
The Moores family, who own Liverpool, are 25th overall with £1.1bn, while Birmingham duo David Sullivan and David Gold are worth more than £1bn combined.
Fulham owner Mohamad al-Fayed's £470m puts him equal 81st.
The richest man in Scottish football is Rangers' David Murray with £450m.