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
US Open (tennis) (clay and hard). The US Open is the only Grand Slam tournament that has been played every year since its inception. During the 2006 US Open, the complex was renamed to "USTA Billie Jean King National Tennis Center" in honor of Billie Jean King, a four-time US Open singles champion and women's tennis pioneer. From 1984 through 2015, the US Open deviated from traditional scheduling practices for tennis tournaments with a concept that came to be known as "Super Saturday": the men's and women's finals were played on the final Saturday and Sunday of the tournament respectively, and their respective