Not many players can say they have beaten both Serena and Venus Williams in a Grand Slam final.

Serena Williams collected 23 Grand Slam singles titles during her career, the most by any woman in the Open Era.

Serena often faced Venus in Grand Slam finals. She won seven of their nine finals meetings.

The sisters faced many of the same rivals in Grand Slam finals, such as Lindsay Davenport, Justine Henin, and Martina Hingis. However, only one opponent has managed to defeat both of them in a major final.

Garbine Muguruza: The only player to beat both Williams sisters in Grand Slam finals

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Garbine Muguruza is the only player who can say she has beaten both Serena and Venus Williams in Grand Slam finals, although her journey to that ac

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