In sport, money doesn't always come solely off the back of accolades and awards. Many might assume that footballing greats like Lionel Messi and Cristiano Ronaldo, and tennis stars like Novak Djokovic and Roger Federer are among the wealthiest sportspeople to ever ply their respective trades, due to their illustrious careers filled with trophies and achievements.
And while they are all stinking rich, thanks to their career earnings and endorsements, their respective net worths pale in comparison to some billionaires who have had the pleasure of being involved in the sporting world. There are a number of sports stars who have made a staggering amount of money over the years who have seemingly managed to fly under the radar. Mirror Sport takes a look at five of the richest stars involved in sport that you probably didn't know about...
Despite failing to medal at the Olympics, 35-year-old Kasprzak has racked up an incredible fortune. The Dane represented her country at the 2012 and 2016 Summer Games, finishing fourth in London in the team competition. And while you're more likely to be familiar with names from athletics like Kelly Holmes, Usain Bolt, and Simone Biles, Kasprzak has made more than £1billion over the years.
However, it's not dressage that allowed her to earn her fortune. She's racked up a hefty bank balance with shoe manufacturer ECCO. Alongside her brother Andre, and her mother Hanni, Kasprzak is a proud owner of the company. According to ECCO's site, she sits on the board of directors for the company which was founded by her grandfather, Karl Toosbuy, in 1963.