Wimbledon is the oldest running Grand Slam tennis tournament founded in 1877. Wimbledon is one of the four major Grand Slam tournament, other three tournaments are Australian Open, French Open and US Open. The Grand Slam itinerary consists of the Australian Open in mid January, the French Open in May and June, Wimbledon in June and July, and the US Open in August and September. Each tournament is played over a period of two weeks. Wimbledon is the oldest, founded in 1877, followed by the US in 1881, the French in 1891, and the Australian in 1905.