The generic usage is "a year""There are four major tennis tournaments a year.
Lew Hoad
Many golf tournaments are held in April, but the most famous tournament is the Masters, held in Augusta, Georgia. The four "major" golf tournaments are the Open, the US Open, the Masters, and the PGA Championship.
Rod Laver
He won 64 professional tournaments.
The International Cricket Council, or ICC, overseas the game of cricket and makes money from the tournaments they set up. The largest of these tournaments is the Cricket World Cup, which is hosted by a different country every four years. England, India and Australia have all been hosts, and some have taken on the role more than once.
There are four Grand Slam tournaments (French Open, Australian Open, US Open and Wimbledon). Others include Indian Wells, Key Biscayne, ATP Masters, Cincinnati, Madrid, Miami, Monte Carlo, Paris, Rome, Shanghai, Toronto,
Four tournaments. Doha Basel Indoors Paris Masters ATP World Tour Finals
BYU
Tennis, specifically the US Open, is a major sporting event that takes place in Flushing Meadows, New York. It is one of the four Grand Slam tournaments in professional tennis.
Texas A&M
The largest field hockey tournaments are the World Cup and Summer Olympics tournaments, both held every four years with a two-year gap between each. Other prestigious tournaments include the Commonwealth Games (every four years), the Champion's Trophy (top six each year) and the Sultan Azlan Shah Tournament (invitational).