2009 US Open – Women's Singles second round. This was also the final Grand Slam singles appearance of Ai Sugiyama, who was on a record-breaking 62nd consecutive Grand Slam singles appearance, lost in the first round to Samantha Stosur. Sugiyama's record-breaking run of 62 consecutive Grand Slam singles appearances remains unbeaten as of 2019. Dinara Safina "(Third round)" 2009 US Open – Women's Singles Serena Williams was the defending champion, but was defeated in the semifinals by the eventual champion Kim Clijsters. Clijsters defeated first time Grand Slam finalist Caroline Wozniacki in the final to win her second US Open title. Clijsters became the first unseeded
1973 US Open (tennis) 1973 US Open (tennis) The 1973 US Open was a tennis tournament that took place on the outdoor grass courts at the Forest Hills, Queens in New York, United States. The tournament ran from 27 August until 9 September. It was the 93rd staging of the US Open, and the fourth Grand Slam tennis event of 1973. It was the first year the boy's championship was held. The 1973 US Open was the first Grand Slam offering equal prize money to both men and women. John Newcombe defeated Jan Kodeš, 6–4, 1–6, 4–6, 6–2, 6–3 Margaret Court defeated Evonne Goolagong,