Serena Williams is the most successful women’s singles player in the Open Era. The American made her debut in 1995 and went on to dominate the game for more than two decades. She won 23 Grand Slam titles and was ranked No. 1 in the world for 319 weeks.
During her years on court, Williams notched up a winning head-to-head record against most of her rivals, including Maria Sharapova and Ana Ivanovic.




