2002 Wimbledon Championships – Men's Singles the top 17 seeds were knocked out before the fourth round. This granted relatively unknown players an unusually high chance of success, especially as Hewitt and Henman were in the same half of the draw and played each other in the semi-finals. In one of the biggest upsets in Wimbledon history, seven-time champion Pete Sampras was eliminated by lucky loser George Bastl of Switzerland in the second round. It would be Sampras' final match ever at Wimbledon. The 1992 champion Andre Agassi suffered a second-round defeat to unseeded Paradorn Srichaphan of Thailand, while future eight-time champion Roger Federer was defeated
Leonardo Mayer one Challenger singles title in 2008 and lost in three other finals. Mayer qualified for his first Grand Slam at the 2009 French Open and beat 15th seed James Blake in straight sets in the first round. He lost to Tommy Haas in five sets in the second round. At Wimbledon, he beat Óscar Hernández in straight sets in the first round. He lost to Fernando González in four sets in the second round. Mayer had a successful American summer, reaching the semifinals of the LA Tennis Open (lost to Carsten Ball) and the quarterfinals of the Pilot Pen Tennis