India, Aug. 1 -- Usain Bolt is still the richest track and field athlete in history, with an estimated net worth of $90 million, according to Celebrity Net Worth. While he won eight Olympic gold medals and set world records that still stand today, most of his wealth did not come from prize money.

Instead, Bolt turned his success on the track into long-term endorsement deals with global brands. At the peak of his career, he earned between $20 million and $30 million a year, with the biggest share coming from sponsorships. His long-running Puma contract alone reportedly paid him $9 million annually, making it one of the biggest endorsement deals in athletics.

Bolt's success on the track made him one of the most marketable athletes in the ...