Australian Open, French Open, Wimbledon, U.S. Open
Open for amateurs
The generic usage is "a year""There are four major tennis tournaments a year.
Four major tennis tournaments... the US open, the Austrailian open, the French open, and Wimbledon.
1. Wimbledon 2. US Open 3. Australian Open 4. French Open
The four major professional tennis tournaments consist of the Australian Open, French Open, Wimbledon and the US Open. These four major tournaments are considered the "Grand Slam" tournaments. The Australian Open is the first of the four to be played each year, with the event occurring in the second half of January. The French Open is the second Grand Slam to be played, and it occurs around late-May to early June. Wimbledon, the third Grand Slam of the year, takes place shortly after the French Open. It occurs from late June to early July. The US Open is the fourth and final Grand Slam to take place each year. The only Grand Slam played on US soil, it takes place from late August to the first half of September.
The four major tennis tournaments are played on different surfaces. The US Open is played on a Hard Court, French Open is on Clay, Wimbledon is played on grass, and the Australian Open is played also played on a hard court.
The four major tennis tournaments; the US Open, the Open Championships(wimbledon), Roland Garros (French Open), and the Australian Open are known as the Grand Slam of tennis. Hitting a grand slam in baseball scores four runs and is the greatest accomplishment a baseball player can achieve during one at bat. Likewise, winning the Grand Slam of tennis involves winning four tournaments and is considered the greatest accomplishment in tennis. Because "tournament which makes up part of the Grand Slam of tennis" is so long it is usually shortened to "Slam".
There are countless professional tennis tournaments each year. There is no one extremely important tournament. The four grand slams (US Open, French Open, Wimbledon, and the Australian Open) are the biggest tournaments in tennis each year. in 2012 Novak Djokovic won the Australian Open and the three others have not been played yet.