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
1994 US Open – Men's Singles 1994 US Open – Men's Singles Unseeded Andre Agassi defeated Michael Stich 6–1, 7–6, 7–5 in the final to win the Men's Singles tennis title at the 1994 US Open. Agassi became the first unseeded player in the Open era (1968-present) to win the championship and the first overall since Fred Stolle in 1966. It would also be the final Grand Slam and final match for tennis legend Ivan Lendl. Pete Sampras was the defending champion but was upset in the fourth round by unseeded Jaime Yzaga. The seeded players are listed below. Andre Agassi is the champion; others show