2006 US Open – Men's Singles Rafael Nadal at Roland Garros. Also, he reached a record-equalling 10th consecutive Grand Slam semifinal appearance (streak started at the 2004 Wimbledon Championships), after Rod Laver and Ivan Lendl. This tournament was Andre Agassi's last professional appearance. He played his last match against Benjamin Becker and retired after the US Open. Future champion Juan Martín del Potro made his first appearance in the main draw of the US Open. This was also the first Grand Slam tournament in which future World No. 1's Novak Djokovic and Andy Murray were seeded. They were seeded 20th and 17th respectively. The seeded players
Grand Slam (tennis) singles player to win four consecutive major titles, no matter the time of completion. Although groups variously identified as the Men's International Professional Tennis Council, "abetted primarily by some British tennis writers", and "European tennis journalists" had advocated for the ITF to change the definition of "Grand Slam", ITF General Secretary David Gray made it clear that this was not going to happen. In a 1983 letter to tennis journalist Paul Fein, Gray clarified: The ITF's plan was to offer the cash bonus for three years, apparently to encourage players to compete in all four major tournaments as much as