- Serena Williams topped the list after earning lucrative sponsorship deals
- The list was dominated by tennis stars with no athlete from a different making the top 10
- Alex Morgan was the only footballer who made it into the top 15 after ranking 12th
American tennis superstar Serena Williams has emerged top on Forbes' list of highest-paid female athletes for the fourth consecutive year.
This after the 23-time grand slam singles champion raking in a massive £24million in earnings in the past year.
Much of the earnings can be attributed to lucrative endorsements as she earned a paltry £3.4m in prize money.
Naomi Osaka was ranked second in the list dominated by tennis stars as she became just the fourth woman to earn more than £16.5m ($20m) in a year after Serana, Maria Sharapova and Li Na.
Angelique Kerber, Simona Halep and Sloane Stephens completed the top five podium of highest-paid female athletes.
The highest-placed athlete from a different sport other than tennis was United States football star Alex Morgan, who ranked 12th after earning £4.75m ($5.8m).
Others were Indian badminton star P.V. Sindhu and Thai golf star Ariya Jutanugarn who finished 13th and 15th respectively.
Here is a list of the Forbes top 15 earners:
1. Serena Williams (tennis) - £24m ($29.2m)
2. Naomi Osaka (tennis) - $24.3 million
3. Angelique Kerber (tennis) - £9.7m ($11.8m)
4. Simona Halep (tennis) - £8.4m ($10.2m)
5. Sloane Stephens (tennis) - £7.9m ($9.6m)
6. Caroline Wozniacki (tennis) - £6.2m ($7.5m)
7. Maria Sharapova (tennis) - £5.8m ($7m)
8. Karolina Pliskova (tennis) - £5.1m ($6.3m)
9. Elina Svitolina (tennis) - £5m ($6.1m)
10. (tie). Venus Williams (tennis) - £4.8m ($5.9m)
10 (tie). Garbine Muguruza (tennis) - £4.8m ($5.9m)
12. Alex Morgan (football) - £4.7 ($5.8m)
13 (tie). P.V. Sindhu (badminton) - £4.5m ($5.5m)
13 (tie). Madison Keys (tennis) - £4.5m ($5.5m)
15. Ariya Jutanugarn (golf) - £4.4m ($5.3m)
Source: Tuko



