Steffi Graf before losing to Lindsay Davenport in the semifinal. Graf then went on to reach the quarterfinals of the Australian Open before losing to Monica Seles in two sets. In Indian Wells Graf lost to Serena Williams in three sets. At the French Open, Graf reached her first Grand Slam final in three years and fought back from a set and twice from a break down in the second set to defeat the top ranked Hingis in three sets for a memorable victory. Graf became the first player in the open era to defeat the first, second, and third ranked players
Steffi Graf in the final 7–5, 2–0 before winning the match 5–7, 6–2, 6–1. She then won tournaments in Hamburg and Mahwah (where she lost only eight games all tournament). At the US Open, Graf beat Sabatini in a three-set final to win the Grand Slam by 6–3, 3–6, 6–1, a feat previously performed by only two other women, Maureen Connolly Brinker in 1953 and Margaret Court in 1970. Graf's 1988 Grand Slam remains the only one in history completed on three surfaces (grass, clay, hard court), as all other Grand Slams in tennis history were achieved prior to the introduction of