Agassi–Sampras rivalry the 1990 US Open, with Agassi the favorite because of his top-three ranking even though Sampras had defeated former World No. 1 players Ivan Lendl and John McEnroe on the way to the final. Sampras defeated Agassi in straight sets. The next time the pair met at a Grand Slam final was at the 1995 Australian Open. Agassi beat Sampras in four sets. In one of their matches, played in the 2001 US Open quarter-final, Sampras won with the score of 6–7(7), 7–6(2), 7–6(2), 7–6(5); throughout the match, no player managed to break the other's serve. The last match in
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