Grand Slam (tennis) Grand Slam (tennis) The Grand Slam tournaments, also called majors, are the four most important annual tennis events. They offer the most ranking points, prize money, public and media attention, the greatest strength and size of field, and greater number of "best of" sets for men. The Grand Slam itinerary consists of the Australian Open in mid January, the French Open around late May through early June, Wimbledon in June-July, and the US Open in August-September. Each tournament is played over a period of two weeks. The Australian and United States tournaments are played on hard courts, the French on
River Oaks International Tennis Tournament who in 1961 became the first foreign player to win the singles title, won in straight sets and became the first man to hold four singles championships at River Oaks. In 2008, the River Oaks International was merged with one of the oldest, and last remaining clay court tournaments in the United States, the U.S. Men's Clay Court Championships to continue the storied and tradition-filled tennis stadium at River Oaks. River Oaks International Tennis Tournament The River Oaks International Tennis Tournament, also known as the River Oaks Invitational Tennis Tournament, was a men's tennis tournament held in early spring from