Sports stars don't make their fortunes solely on the field or court.

From juicy sponsorships to savvy side hustles, the world's sporting elite can leverage their celebrity status to boost their bank balance in many surprising ways.

Read on to discover who the highest-earning sports stars are in 2023 and how they scored their money over the last 12 months, with figures sourced via Forbes's list of the world's highest-paid athletes. All dollar amounts in US dollars.