Jim Courier made history at the age of 22 when he became the youngest tennis player ever to reach the finals of all Grand Slam singles competitions! He also has five Masters 1000 series championships to his name. Jim became professional in 1988 and achieved his first Grand Slam final at Roland-Garros in 1991. (The French Open). He lost to Andre Agassi that day but won three more titles before turning pro. Courier earned $1,872,000 in 1995. The following year he reached the No. 1 ranking for the first time in his career. He held this position for one week in 1996 before being replaced by Pete Sampras. In 1997, Courier had his best season so far, winning the Australian Open, the first of his five Australian Open titles, as well as two other major tournaments: the US Open and Wimbledon. His earnings that year exceeded $3 million. In 1998, Courier had another great season, winning the Australian Open for a fifth time, the most recent time it has been done. He has gone on to win or lose every single match he has played in the Australian Open semifinals since 1993, including his last four attempts. He has also won the Australian Open twice more after losing in the semifinals. Courier has also won the Indian Wells Masters (formerly known as the Miami Masters), the Memphis Masters, and the NASDAQ-100 Open. He has finished each of these seasons as the No. 1 ranked player in the world.