1981 WTA Tour

The 1981 Avon Championships World Championship Series was the 9th season since the foundation of the Women's Tennis Association. It commenced on January 4, 1981, and concluded on December 19, 1981, after 36 events. The Avon Championships World Championship Series was the elite tour for professional women's tennis organised by the Women's Tennis Association (WTA). The year is divided into two sponsors with the first three months sponsored by Avon Series and the latter part by Toyota Series. It included the four Grand Slam tournaments and a series of other events. ITF tournaments were not part of the tour, although they awarded points for the WTA World Ranking.

Schedule
The table below shows the 1981 WTA Tour schedule.


 * Key

Points system
The 31 Toyota Series tournaments were divided into eight point categories. The highest points were allocated to the Grand Slam tournaments; French Open, the Wimbledon Championships, the US Open and the Australian Open. Points were allocated based on these categories and the finishing position of a player in a tournament. The points allocation, with doubles points listed in brackets, is as follows:

Rankings
Below are the 1981 WTA year-end rankings (December 31, 1981) in both singles and doubles competition: