Andre Agassi significant championships. In 1998, Agassi began a rigorous conditioning program and worked his way back up the rankings by playing in Challenger Series tournaments, a circuit for pro players ranked outside the world's top 50. After returning to top physical and mental shape, Agassi recorded the most successful period of his tennis career and also played classic matches in that period against Pete Sampras and Patrick Rafter. In 1998, Agassi won five titles and leapt from No. 110 to No. 6, the highest jump into the top 10 made by any player during a calendar year. At Wimbledon, he had
2009 Wimbledon Championships – Men's Singles last time where an American male player reached the semifinals of a Grand Slam until Sam Querrey reached the semifinals of the 2017 Wimbledon Championships eight years later. Rafael Nadal "(Withdrew)" 2009 Wimbledon Championships – Men's Singles Rafael Nadal was the defending champion, but withdrew from the tournament due to knee tendinitis. In a repeat of the 2004 and 2005 finals, Roger Federer defeated Andy Roddick in the final, 5–7, 7–6, 7–6, 3–6, 16–14 to win the Gentlemen's Singles tennis title at the 2009 Wimbledon Championships for the sixth time. It became the longest men's singles final (in terms of