Graf–Seles rivalry Graf–Seles rivalry Steffi Graf and Monica Seles are retired professional tennis players who between 1989 and 1999 engaged in a rivalry for the best female tennis player. They competed in 15 matches. Seles, a left-handed player, demonstrated powerful and precise hitting from the baseline on both wings. Graf, in contrast, had a formidable forehand, in addition to her penetrating serve, but mostly sliced her backhand. Their head to head rivalry was especially notable for Graf being dominant on tour in Seles' first years and then Seles being dominant at the grand slams winning three of the four matches they played
Steffi Graf to wear a back brace and was unsure about playing the US Open but elected to play while receiving treatment and stretching for two hours before each match. She made it to the final and took the first set against Sánchez Vicario but lost the next two sets — Sanchez Vicario's last victory over Graf. In the middle of the second set, Graf suffered back spasms while reaching for a ball in the ad court. She took the following nine weeks off, returning only for the Virginia Slims Championships where she lost in straight sets to Pierce in the quarterfinal.