Tournaments
| Year | Tour | Tournament | Surface | Level | Dates | Matches | Champion |
|---|---|---|---|---|---|---|---|
| 1977 | WTA | Norwich | Clay | WTA Tour | 1977-04-18 | 15 | Lesley Charles |
| 1977 | ATP | Davis Cup AME SF: USA vs RSA | Hard | Davis Cup | 1977-04-15 | 4 | - |
| 1977 | ATP | Davis Cup EUR PR: SWE vs MON | Hard | Davis Cup | 1977-04-15 | 4 | - |
| 1977 | ATP | Buenos Aires | Clay | ATP International Series | 1977-04-14 | 15 | Guillermo Vilas |
| 1977 | WTA | Tucson | Hard | WTA Tour | 1977-04-12 | 4 | Chris Evert |
| 1977 | WTA | Hampstead | Clay | WTA Tour | 1977-04-11 | 15 | Linda Mottram |
| 1977 | ATP | Houston WCT | Hard | ATP International Series | 1977-04-11 | 15 | Adriano Panatta |
| 1977 | ATP | Murcia | Clay | ATP International Series | 1977-04-11 | 31 | Jose Higueras |
| 1977 | WTA | Port Washington | Carpet | WTA Tour | 1977-04-11 | 31 | Billie Jean King |
| 1977 | ATP | Las Vegas | Carpet | ATP International Series | 1977-04-10 | 1 | Ilie Nastase |
| 1977 | WTA | Monte Carlo | Clay | WTA Tour | 1977-04-05 | 1 | Regina Marsikova |
| 1977 | ATP | Jackson | Carpet | ATP International Series | 1977-04-04 | 15 | Brian Teacher |
| 1977 | WTA | Kuala Lumpur | - | WTA Tour | 1977-04-04 | 1 | Duk Hee Lee |
| 1977 | ATP | Monte Carlo WCT | Clay | ATP International Series | 1977-04-04 | 15 | Bjorn Borg |
| 1977 | WTA | Tallahassee | - | WTA Tour | 1977-04-04 | 31 | Mary Carillo |
| 1977 | ATP | Davis Cup EUR PR: GRE vs ESP | - | Davis Cup | 1977-04-01 | 4 | - |
| 1977 | WTA | Hilton Head | Clay | WTA Tour | 1977-03-29 | 32 | Chris Evert |
| 1977 | WTA | Little Rock | Carpet | WTA Tour | 1977-03-28 | 31 | Anne Smith |
| 1977 | ATP | London WCT | Hard | ATP International Series | 1977-03-28 | 15 | Eddie Dibbs |
| 1977 | ATP | Los Angeles PSW | Carpet | ATP International Series | 1977-03-28 | 47 | Stan Smith |
| 1977 | WTA | Nice | Clay | WTA Tour | 1977-03-28 | 20 | Regina Marsikova |
| 1977 | ATP | Nice | Clay | ATP International Series | 1977-03-28 | 31 | Bjorn Borg |
| 1977 | WTA | Ojai | Hard | WTA Tour | 1977-03-28 | 1 | Tracy Austin |
| 1977 | WTA | Ilkley | Carpet | WTA Tour | 1977-03-25 | 3 | Lesley Charles |
| 1977 | WTA | Virginia Slims Championships | Carpet | WTA Tour | 1977-03-24 | 14 | Chris Evert |
| 1977 | ATP | Cairo | Clay | ATP International Series | 1977-03-21 | 15 | Francois Jauffret |
| 1977 | ATP | La Costa | Hard | ATP International Series | 1977-03-21 | 63 | Brian Gottfried |
| 1977 | ATP | Rotterdam | Carpet | ATP International Series | 1977-03-21 | 15 | Dick Stockton |
| 1977 | WTA | San Antonio | Hard | WTA Tour | 1977-03-20 | 31 | Billie Jean King |
| 1977 | ATP | Davis Cup EUR PR: SUI vs FRA | - | Davis Cup | 1977-03-19 | 4 | - |
| 1977 | ATP | Davis Cup AME SF: ARG vs CHI | Clay | Davis Cup | 1977-03-18 | 2 | - |
| 1977 | WTA | Avon Futures | Clay | WTA Tour | 1977-03-17 | 7 | Betsy Nagelsen |
| 1977 | WTA | Helsinki | Carpet | WTA Tour | 1977-03-14 | 1 | Jackie Fayter |
| 1977 | ATP | Helsinki | Carpet | ATP International Series | 1977-03-14 | 31 | Mark Cox |
| 1977 | WTA | Philadelphia | Hard | WTA Tour | 1977-03-14 | 32 | Chris Evert |
| 1977 | ATP | St. Louis WCT | Carpet | ATP International Series | 1977-03-14 | 15 | Jimmy Connors |
| 1977 | ATP | Washington Indoor | Carpet | ATP International Series | 1977-03-14 | 31 | Brian Gottfried |
| 1977 | ATP | Hartford | Carpet | ATP International Series | 1977-03-10 | 5 | - |
| 1977 | ATP | Hampton | Carpet | ATP International Series | 1977-03-08 | 31 | Sandy Mayer |
| 1977 | ATP | Johannesburg | Hard | ATP International Series | 1977-03-08 | 30 | - |
| 1977 | WTA | Dallas | Carpet | WTA Tour | 1977-03-07 | 32 | Sue Barker |
| 1977 | WTA | Pensacola Futures | - | WTA Tour | 1977-03-07 | 31 | Betsy Nagelsen |
| 1977 | WTA | Linkoping | Carpet | WTA Tour | 1977-03-03 | 7 | Margareta Strandberg |
| 1977 | WTA | Wangaratta | - | WTA Tour | 1977-03-03 | 1 | Mary Sawyer |
| 1977 | WTA | Jacksonville Futures | - | WTA Tour | 1977-02-28 | 31 | Lindsey Beaven |
| 1977 | ATP | Memphis | Carpet | ATP International Series | 1977-02-28 | 63 | Bjorn Borg |
| 1977 | ATP | Monterrey WCT | Carpet | ATP International Series | 1977-02-28 | 15 | Wojtek Fibak |
| 1977 | WTA | San Francisco | Carpet | WTA Tour | 1977-02-28 | 31 | Sue Barker |
| 1977 | WTA | Nykoping | Carpet | WTA Tour | 1977-02-26 | 7 | Sue Mappin |
| 1977 | WTA | Detroit | Carpet | WTA Tour | 1977-02-22 | 32 | Martina Navratilova |
| 1977 | WTA | Fort Myers Futures | Clay | WTA Tour | 1977-02-21 | 31 | Linky Boshoff |
| 1977 | ATP | Palm Springs | Hard | ATP International Series | 1977-02-21 | 63 | Brian Gottfried |
| 1977 | ATP | Toronto Indoor WCT | Carpet | ATP International Series | 1977-02-16 | 15 | Dick Stockton |
| 1977 | ATP | Ocean City | Hard | ATP International Series | 1977-02-15 | 15 | Vitas Gerulaitis |
| 1977 | WTA | Atlanta | Carpet | WTA Tour | 1977-02-14 | 31 | Mary Struthers |
| 1977 | WTA | Los Angeles | Hard | WTA Tour | 1977-02-14 | 32 | Chris Evert |
| 1977 | ATP | San Jose | Hard | ATP International Series | 1977-02-14 | 31 | Jiri Hrebec |
| 1977 | WTA | Oskarhamn | Carpet | WTA Tour | 1977-02-13 | 7 | Elisabeth Ekblom |
| 1977 | ATP | Davis Cup EUR F: NZL vs AUS | Grass | Davis Cup | 1977-02-11 | 3 | - |
| 1977 | WTA | Zurich | Carpet | WTA Tour | 1977-02-11 | 7 | Katja Ebbinghaus |