| No | Date | Nom et lieu du tournoi | Catégorie | Dotation | Surface | Vainqueures | Finalistes | Score | |
|---|
| 1 | 02/01/1980 | Colgate Series Championships Washington | | 250 000 $ | Moquette (int.) | Billie Jean King
Martina Navrátilová | Rosie Casals
Chris Evert | 6-4, 6-3 | Tableau |
| 2 | 07/01/1980 | Avon Futures of Bakersfield Bakersfield | Futures | 25 000 $ | Dur (ext.) | NC NC | NC NC | Pluie[3] | Tableau |
| 3 | 07/01/1980 | Avon Championships of Cincinnati Cincinnati | | 150 000 $ | Moquette (int.) | Laura duPont
Pam Shriver | Mima Jaušovec
Ann Kiyomura | 6-3, 6-3 | Tableau |
| 4 | 14/01/1980 | Avon Futures of Las Vegas Las Vegas | Futures | 25 000 $ | Dur (int.) | Kay McDaniel
Barbara Potter | Diane Desfor
Barbara Jordan | 4-6, 7-6, 6-4 | Tableau |
| 5 | 14/01/1980 | Avon Championships of Kansas Kansas City | | 125 000 $ | Moquette (int.) | Billie Jean King
Martina Navrátilová | Laura duPont
Pam Shriver | 6-3, 6-1 | Tableau |
| 6 | 21/01/1980 | Futures of Ogden Ogden | Futures | 25 000 $ | Dur (int.) | Sherry Acker
Mary Carillo | Yvona Brzáková
Rosalyn Fairbank | 6-1, 6-2 | Tableau |
| 7 | 21/01/1980 | Avon Championships of Chicago Chicago | | 200 000 $ | Moquette (int.) | Billie Jean King
Martina Navrátilová | Sylvia Hanika
Kathy Jordan | 6-3, 6-4 | Tableau |
| 8 | 28/01/1980 | Avon Futures of Idaho Boise | Futures | 25 000 $ | Dur (int.) | Mary Carillo
Florenta Mihai | Diane Desfor
Barbara Hallquist | 6-1, 6-4 | Tableau |
| 9 | 28/01/1980 | Avon Championships of Seattle Seattle | | 150 000 $ | Moquette (int.) | Rosie Casals
Wendy Turnbull | Greer Stevens
Virginia Wade | 6-4, 2-6, 7-5 | Tableau |
| 10 | 04/02/1980 | Avon Futures of Calgary Calgary | Futures | 25 000 $ | Dur (int.) | Marjorie Blackwood
Pam Whytcross | Leslie Allen
Dianne Morrison | 7-5, 5-7, 6-4 | Tableau |
| 11 | 04/02/1980 | Avon Championships of Los Angeles Inglewood | | 125 000 $ | Moquette (int.) | Rosie Casals
Martina Navrátilová | Kathy Jordan
Anne Smith | 7-6, 6-2 | Tableau |
| 12 | 11/02/1980 | Avon Futures of Toronto Toronto | Futures | 25 000 $ | Dur (int.) | Marjorie Blackwood
Pam Whytcross | Lea Antonoplis
Kim Jones | 3-6, 7-6, 6-3 | Tableau |
| 13 | 11/02/1980 | Avon Championships of California Oakland | | 150 000 $ | Moquette (int.) | Sue Barker
Ann Kiyomura | Greer Stevens
Virginia Wade | 6-0, 6-4 | Tableau |
| 14 | 18/02/1980 | Avon Futures of Roanoke Roanoke | Futures | 7 500 $ | Moquette (int.) | Rita Agassi
Susan Leo | Betsy Blaney
Mariette Pakker | 6-3, 7-5 | Tableau |
| 15 | 18/02/1980 | Avon Championships of Detroit Détroit | | 200 000 $ | Moquette (int.) | Billie Jean King
Ilana Kloss | Kathy Jordan
Anne Smith | 3-6, 6-3, 6-2 | Tableau |
| 16 | 25/02/1980 | Avon Futures of Columbus Columbus (OH) | Futures | 25 000 $ | Dur (int.) | Ann Henricksson
Felicia Hutnick | Lindsay Morse
Candy Reynolds | 7-6, 4-6, 6-4 | Tableau |
| 17 | 25/02/1980 | Avon Championships of Houston Houston | | 150 000 $ | Moquette (int.) | Billie Jean King
Ilana Kloss | Betty Stöve
Wendy Turnbull | 3-6, 6-1, 6-4 | Tableau |
| 18 | 03/03/1980 | Avon Futures of Atlanta Atlanta | Futures | 25 000 $ | Dur (int.) | Ilana Kloss
Betty-Ann Stuart | Ann Henricksson
Candy Reynolds | 7-6, 7-6 | Tableau |
| 19 | 03/03/1980 | Avon Championships of Dallas Dallas | | 150 000 $ | Moquette (int.) | Billie Jean King
Martina Navrátilová | Rosie Casals
Wendy Turnbull | 4-6, 6-3, 6-3 | Tableau |
| 20 | 10/03/1980 | Avon Futures of Southwest Florida Fort Myers | Futures | 25 000 $ | Terre (ext.) | Diane Desfor
Barbara Hallquist | Carrie Meyer
Sabina Simmonds | 6-3, 6-1 | Tableau |
| 21 | 10/03/1980 | Avon Championships of Boston Boston | | 125 000 $ | Moquette (int.) | Rosie Casals
Wendy Turnbull | Billie Jean King
Ilana Kloss | 6-4, 7-6 | Tableau |
| 22 | 17/03/1980 | Avon Circuit Championships New York | Masters | 300 000 $ | Moquette (int.) | Billie Jean King
Martina Navrátilová | Rosie Casals
Wendy Turnbull | 6-3, 4-6, 6-3 | Tableau |
| 23 | 22/03/1980 | Honda Civic Classic Carlsbad | | 50 000 $ | Dur (ext.) | Laura duPont
Pam Shriver | Rosie Casals
Joanne Russell | 6-7, 6-4, 6-1 | Tableau |
| 24 | 31/03/1980 | Bridgestone Doubles Tokyo | | 150 000 $ | Moquette (int.) | Billie Jean King
Martina Navrátilová | Sue Barker
Ann Kiyomura | 7-5, 6-3 | Tableau |
| 25 | 02/04/1980 | Avon Futures Championships Edmond | Futures | 50 000 $ | Terre (ext.) | Marjorie Blackwood
Pam Whytcross | Lindsay Morse
Candy Reynolds | 7-5, 7-6 | Tableau |
| 26 | 07/04/1980 | Family Circle Cup Hilton Head | | 150 000 $ | Terre (ext.) | Kathy Jordan
Anne Smith | Candy Reynolds
Paula Smith | 6-2, 6-1 | Tableau |
| 27 | 14/04/1980 | Murjani WTA Championships Amelia Island | | 100 000 $ | Terre (ext.) | Rosie Casals
Ilana Kloss | Kathy Jordan
Pam Shriver | 7-6, 7-6 | Tableau |
| 28 | 05/05/1980 | Italian Open Pérouse | | 100 000 $ | Terre (ext.) | Hana Mandlíková
Renáta Tomanová | Ivanna Madruga
Adriana Villagrán | 6-4, 6-4 | Tableau |
| 29 | 26/05/1980 | Roland-Garros Paris | G. Chelem | 250 000 $ | Terre (ext.) | Kathy Jordan
Anne Smith | Ivanna Madruga
Adriana Villagrán | 6-1, 6-0 | Tableau |
| 30 | 02/06/1980 | Kent Championships Beckenham | | 14 000 $ | Gazon (ext.) | Andrea Buchanan
Diane Desfor | Kim Jones
Lindsay Morse | 6-7, 6-4, 6-2 | Tableau |
| 31 | 09/06/1980 | Crossley Carpets Trophy Chichester | | 100 000 $ | Gazon (ext.) | Pam Shriver
Betty Stöve | Rosie Casals
Wendy Turnbull | 6-4, 7-5 | Tableau |
| 32 | 16/06/1980 | BMW Championships Eastbourne | | 125 000 $ | Gazon (ext.) | Kathy Jordan
Anne Smith | Pam Shriver
Betty Stöve | 6-4, 6-1 | Tableau |
| 33 | 23/06/1980 | The Championships Wimbledon | G. Chelem | 259 000 $ | Gazon (ext.) | Kathy Jordan
Anne Smith | Rosie Casals
Wendy Turnbull | 4-6, 7-5, 6-1 | Tableau |
| 34 | 14/07/1980 | Player's Challenge Classic Montréal | | 100 000 $ | Dur (ext.) | Pam Shriver
Anne Smith | Ann Kiyomura
Greer Stevens | 3-6, 6-6,ab. | Tableau |
| 35 | 21/07/1980 | Central Fidelity Bank International Richmond | | 100 000 $ | Moquette (int.) | Billie Jean King
Martina Navrátilová | Pam Shriver
Anne Smith | 6-4, 4-6, 6-3 | Tableau |
| 36 | 21/07/1980 | Sparkassen Austrian Cup Kitzbühel | | 50 000 $ | Terre (ext.) | Claudia Kohde-Kilsch
Eva Pfaff | Hana Mandlíková
Renáta Tomanová | Forfait | Tableau |
| 37 | 28/07/1980 | Wells Fargo Open San Diego | | 100 000 $ | Dur (ext.) | Tracy Austin
Ann Kiyomura | Rosie Casals
Wendy Turnbull | 3-6, 6-4, 6-3 | Tableau |
| 38 | 04/08/1980 | US Clay Court Championships Indianapolis | | 150 000 $ | Terre (ext.) | Anne Smith
Paula Smith | Virginia Ruzici
Renáta Tomanová | 4-6, 6-3, 6-4 | Tableau |
| 39 | 11/08/1980 | Player’s Canadian Open Toronto | | 150 000 $ | Dur (ext.) | Andrea Jaeger
Regina Maršíková | Ann Kiyomura
Betsy Nagelsen | 6-1, 6-3 | Tableau |
| 40 | 18/08/1980 | Volvo Women's Cup Mahwah | | 100 000 $ | Dur (ext.) | Martina Navrátilová
Candy Reynolds | Pam Shriver
Betty Stöve | 4-6, 6-3, 6-1 | Tableau |
| 41 | 25/08/1980 | US Open Flushing Meadows | G. Chelem | 300 000 $ | Dur (ext.) | Billie Jean King
Martina Navrátilová | Pam Shriver
Betty Stöve | 7-6, 7-5 | Tableau |
| 42 | 08/09/1980 | Women’s Games Salt Lake City | | 50 000 $ | Dur (ext.) | Virginia Ruzici
Pam Teeguarden | Barbara Jordan
Joanne Russell | 6-4, 7-5 | Tableau |
| 43 | 15/09/1980 | Buick Riviera Classic Las Vegas | | 200 000 $ | Dur (int.) | Kathy Jordan
Anne Smith | Martina Navrátilová
Betty Stöve | 2-6, 6-4, 6-3 | Tableau |
| 44 | 22/09/1980 | Davidson’s Classic Atlanta | | 100 000 $ | Moquette (int.) | Barbara Potter
Sharon Walsh | Kathy Jordan
Anne Smith | 6-3, 6-1 | Tableau |
| 45 | 29/09/1980 | US Indoors Minneapolis | | 100 000 $ | Moquette (int.) | Ann Kiyomura
Candy Reynolds | Anne Smith
Paula Smith | 6-3, 4-6, 6-1 | Tableau |
| 46 | 06/10/1980 | Thunderbird Classic Phoenix | | 100 000 $ | Dur (ext.) | Pam Shriver
Paula Smith | Ann Kiyomura
Candy Reynolds | 6-0, 6-4 | Tableau |
| 47 | 13/10/1980 | Maybelline Classic Deerfield Beach | | 100 000 $ | Dur (ext.) | Andrea Jaeger
Regina Maršíková | Martina Navrátilová
Candy Reynolds | 1-6, 6-1, 6-2 | Tableau |
| 48 | 13/10/1980 | Borden Classic Nagoya | | 50 000 $ | Terre (ext.) | Lindsay Morse
Jean Nachand | Nerida Gregory
Marie Neumanova | 6-3, 6-1 | Tableau |
| 49 | 20/10/1980 | Daihatsu Challenge Brighton | | 125 000 $ | Moquette (int.) | Kathy Jordan
Anne Smith | Martina Navrátilová
Betty Stöve | 6-3, 7-5 | Tableau |
| 50 | 20/10/1980 | Hit-Union Japan Open Tokyo | | 50 000 $ | Dur (ext.) | Dana Gilbert
Peanut Louie | Nerida Gregory
Marie Neumanova | 7-5, 7-6 | Tableau |
| 51 | 27/10/1980 | Stockholm Open Stockholm | | 75 000 $ | Moquette (int.) | Mima Jaušovec
Virginia Ruzici | Hana Mandlíková
Betty Stöve | 6-2, 6-1 | Tableau |
| 52 | 03/11/1980 | Porsche Grand Prix Filderstadt | | 125 000 $ | Dur (int.) | Hana Mandlíková
Betty Stöve | Kathy Jordan
Anne Smith | 6-4, 7-5 | Tableau |
| 53 | 03/11/1980 | Seiko Classic Hong Kong | | 50 000 $ | Terre (ext.) | Wendy Turnbull
Sharon Walsh | Penny Johnson
Silvana Urroz | 6-1, 6-2 | Tableau |
| 54 | 10/11/1980 | Dutch International Indoors Amsterdam | | 75 000 $ | Moquette (int.) | Hana Mandlíková
Betty Stöve | Mima Jaušovec
Joanne Russell | 7-6, 7-6 | Tableau |
| 55 | 10/11/1980 | Florida Federal Open Tampa | | 125 000 $ | Dur (ext.) | Rosie Casals
Candy Reynolds | Anne Smith
Paula Smith | 7-6, 7-5 | Tableau |
| 56 | 24/11/1980 | Toyota Australian Open Melbourne | G. Chelem | 200 000 $ | Gazon (ext.) | Betsy Nagelsen
Martina Navrátilová | Ann Kiyomura
Candy Reynolds | 6-4, 6-4 | Tableau |
| 57 | 24/11/1980 | South African Open Johannesburg | | NC | Dur (ext.) | NC NC | NC NC | NC | |
| 58 | 01/12/1980 | Building Society NSW Open Sydney | | 125 000 $ | Gazon (ext.) | Pam Shriver
Betty Stöve | Rosie Casals
Wendy Turnbull | 6-1, 4-6, 6-4 | Tableau |
| 59 | 08/12/1980 | National Panasonic Open Adélaïde | | 125 000 $ | Gazon (ext.) | Pam Shriver
Betty Stöve | Sue Barker
Sharon Walsh | 6-4, 6-3 | Tableau |
| 60 | 15/12/1980 | Tucson Open Tucson | | 75 000 $ | Moquette (int.) | Leslie Allen
Barbara Potter | Mary Lou Piatek
Wendy White | 7-6, 6-0 | Tableau |