Greg Rusedski is a Canadian former tennis player who was naturalized as British in 1995.

Left-handed, gifted with an excellent and very powerful outgoing serve, Rusedski offered his best performances on fast courts, especially on grass. Since his debut as a professional, Rusedski has won a total of 436 matches, achieving 15 successes in ATP tournaments. On October 6, 1997 he reached number 4 in the world rankings.

His first important result was the round of 16 reached at Wimbledon in 1995, then defeated by Pete Sampras. In 1997, still in the London tournament, he went as far as the quarterfinals but above all he reached the final at the US Open, where he lost in 4 sets to Patrick Rafter. In 1998 he won the Paris Masters, defeating Pete Sampras in the final. Finally in 1999 he won the Grand Slam Cup, beating the German Tommy Haas in the final. His palmarès also includes the final at Indian Wells in 1998.

In 2007, after a long ordeal due to continuous physical problems, Rusedski announced his retirement from competition.