Tournaments
| Year | Tour | Tournament | Surface | Level | Dates | Matches | Champion |
|---|---|---|---|---|---|---|---|
| 1978 | ATP | Las Vegas | Hard | ATP International Series | 1978-04-24 | 31 | Harold Solomon |
| 1978 | WTA | Norwich | - | WTA Tour | 1978-04-24 | 37 | Jo Durie |
| 1978 | WTA | Hampstead | - | WTA Tour | 1978-04-17 | 48 | Linda Mottram |
| 1978 | ATP | Houston WCT | Clay | ATP International Series | 1978-04-17 | 31 | Brian Gottfried |
| 1978 | WTA | Nice | - | WTA Tour | 1978-04-17 | 31 | Brigitte Simon Glinel |
| 1978 | ATP | Nice | Clay | ATP International Series | 1978-04-17 | 31 | Jose Higueras |
| 1978 | ATP | San Jose | Carpet | ATP International Series | 1978-04-17 | 31 | Arthur Ashe |
| 1978 | ATP | Guadalajara | Clay | ATP International Series | 1978-04-16 | 31 | Gene Mayer |
| 1978 | WTA | Hilton Head | Clay | WTA Tour | 1978-04-10 | 31 | Chris Evert |
| 1978 | ATP | Monte Carlo WCT | Clay | ATP International Series | 1978-04-10 | 31 | Raul Ramirez |
| 1978 | WTA | Turin | - | WTA Tour | 1978-04-10 | 9 | Hana Strachonova |
| 1978 | WTA | Monte Carlo | Clay | WTA Tour | 1978-04-05 | 42 | Brigitte Simon Glinel |
| 1978 | ATP | Johannesburg | Hard | ATP International Series | 1978-04-03 | 31 | Cliff Richey |
| 1978 | WTA | Milan | - | WTA Tour | 1978-04-03 | 9 | Helena Anliot |
| 1978 | ATP | Rotterdam WCT | Carpet | ATP International Series | 1978-04-03 | 31 | Jimmy Connors |
| 1978 | ATP | Dayton | Carpet | ATP International Series | 1978-04-02 | 31 | Brian Gottfried |
| 1978 | WTA | Barcelona Real | Clay | WTA Tour | 1978-03-29 | 24 | Gail Sherriff |
| 1978 | WTA | Stuart | Clay | WTA Tour | 1978-03-29 | 31 | Regina Marsikova |
| 1978 | ATP | Milan WCT | Carpet | ATP International Series | 1978-03-27 | 31 | Bjorn Borg |
| 1978 | WTA | Atlanta Futures | Carpet | WTA Tour | 1978-03-26 | 14 | Julie Anthony |
| 1978 | WTA | Philadelphia | Hard | WTA Tour | 1978-03-26 | 32 | Chris Evert |
| 1978 | WTA | Virginia Slims Championships | Carpet | WTA Tour | 1978-03-26 | 14 | Martina Navratilova |
| 1978 | ATP | Las Vegas | Carpet | ATP International Series | 1978-03-20 | 15 | Bjorn Borg |
| 1978 | ATP | Davis Cup AME F: USA vs RSA | Carpet | Davis Cup | 1978-03-17 | 4 | - |
| 1978 | ATP | Davis Cup EUR PR: HUN vs BEL | - | Davis Cup | 1978-03-17 | 4 | - |
| 1978 | ATP | Davis Cup EUR PR: IRL vs SWE | Hard | Davis Cup | 1978-03-17 | 4 | - |
| 1978 | ATP | Davis Cup EUR PR: ISR vs AUT | Hard | Davis Cup | 1978-03-17 | 4 | - |
| 1978 | ATP | Davis Cup EUR PR: MAR vs YUG | - | Davis Cup | 1978-03-17 | 4 | - |
| 1978 | ATP | Davis Cup EUR PR: MON vs GBR | Clay | Davis Cup | 1978-03-17 | 4 | - |
| 1978 | ATP | Davis Cup EUR PR: POL vs IRI | - | Davis Cup | 1978-03-17 | 4 | - |
| 1978 | ATP | Davis Cup EUR PR: SUI vs FRG | - | Davis Cup | 1978-03-17 | 4 | - |
| 1978 | ATP | Davis Cup EUR PR: TCH vs NED | Clay | Davis Cup | 1978-03-17 | 3 | - |
| 1978 | ATP | Davis Cup SAM F: CHI vs ARG | Clay | Davis Cup | 1978-03-17 | 2 | - |
| 1978 | WTA | Boston | Carpet | WTA Tour | 1978-03-13 | 32 | Evonne Goolagong |
| 1978 | WTA | Orlando Futures | - | WTA Tour | 1978-03-13 | 32 | Mary Struthers |
| 1978 | ATP | Washington Indoor | Carpet | ATP International Series | 1978-03-13 | 31 | Brian Gottfried |
| 1978 | ATP | Cairo | Clay | ATP International Series | 1978-03-12 | 15 | Jose Higueras |
| 1978 | ATP | Hartford | Carpet | ATP International Series | 1978-03-09 | 5 | - |
| 1978 | WTA | Dallas | Carpet | WTA Tour | 1978-03-06 | 32 | Evonne Goolagong |
| 1978 | WTA | Fort Myers Futures | - | WTA Tour | 1978-03-06 | 32 | Renee Richards |
| 1978 | ATP | Lagos | Clay | ATP International Series | 1978-03-05 | 31 | Kjell Johansson |
| 1978 | WTA | Fort Lauderdale Futures | - | WTA Tour | 1978-02-27 | 32 | Caroline Stoll |
| 1978 | WTA | Kansas City | Carpet | WTA Tour | 1978-02-27 | 31 | Martina Navratilova |
| 1978 | ATP | Memphis | Carpet | ATP International Series | 1978-02-27 | 31 | Jimmy Connors |
| 1978 | ATP | Miami | Carpet | ATP International Series | 1978-02-27 | 31 | Ilie Nastase |
| 1978 | ATP | Davis Cup EUR F: AUS vs NZL | Grass | Davis Cup | 1978-02-24 | 1 | - |
| 1978 | ATP | Denver | Carpet | ATP International Series | 1978-02-20 | 31 | Jimmy Connors |
| 1978 | WTA | Detroit | Carpet | WTA Tour | 1978-02-20 | 32 | Martina Navratilova |
| 1978 | WTA | San Juan Futures | Hard | WTA Tour | 1978-02-20 | 32 | Julie Anthony |
| 1978 | WTA | Montreal Futures | Hard | WTA Tour | 1978-02-13 | 31 | Hana Strachonova |
| 1978 | ATP | Palm Springs | Hard | ATP International Series | 1978-02-13 | 63 | Roscoe Tanner |
| 1978 | WTA | Salibury | - | WTA Tour | 1978-02-13 | 19 | Anne Smith |
| 1978 | ATP | Springfield | Carpet | ATP International Series | 1978-02-12 | 31 | Heinz Gunthardt |
| 1978 | ATP | St. Louis WCT | Carpet | ATP International Series | 1978-02-12 | 31 | Sandy Mayer |
| 1978 | WTA | Seattle | Carpet | WTA Tour | 1978-02-06 | 32 | Martina Navratilova |
| 1978 | WTA | Toronto Futures | Hard | WTA Tour | 1978-02-06 | 31 | Sharon Walsh Pete |
| 1978 | ATP | Little Rock | Carpet | ATP International Series | 1978-02-05 | 31 | Dick Stockton |
| 1978 | WTA | Bremen | Carpet | WTA Tour | 1978-01-31 | 31 | Sylvia Hanika |
| 1978 | WTA | Chicago | Carpet | WTA Tour | 1978-01-30 | 32 | Martina Navratilova |
| 1978 | ATP | Mexico City WCT | Hard | ATP International Series | 1978-01-30 | 31 | Raul Ramirez |