[1][2] This is a calendar of all events which were part of either the Avon Championships circuit or the Colgate Series in the year 1979, with player progression documented from the quarterfinals stage.

Also included are the Grand Slam tournaments, the 1979 Avon Championships, the 1979 Federation Cup and a number of events not affiliated with either tour.

[1] Below are the 1979 WTA year-end rankings (December 31, 1979) in both singles and doubles competition: The tournaments of the Colgate Series were divided into four groups – AAAA, AAA, AA and A – based on prize money.

Points were allocated based on these groups and the finishing position of a player in a tournament.

Combined prize money for singles and doubles events.