Tournaments
| Year | Tour | Tournament | Surface | Level | Dates | Matches | Champion |
|---|---|---|---|---|---|---|---|
| 1990 | ATP | Davis Cup G2 F: POL vs NOR | Clay | Davis Cup | 1990-07-20 | 4 | - |
| 1990 | ATP | Davis Cup G2 F: THA vs HKG | Hard | Davis Cup | 1990-07-20 | 4 | - |
| 1990 | WTA | Estoril | Clay | WTA Tour | 1990-07-16 | 31 | Federica Bonsignori |
| 1990 | WTA | Newport | Grass | WTA Tour | 1990-07-16 | 31 | Arantxa Sanchez Vicario |
| 1990 | ATP | Stuttgart Outdoor | Clay | ATP International Series | 1990-07-16 | 47 | Goran Ivanisevic |
| 1990 | ATP | Washington | Hard | ATP International Series | 1990-07-16 | 55 | Andre Agassi |
| 1990 | ATP | Bastad | Clay | ATP International Series | 1990-07-09 | 31 | Richard Fromberg |
| 1990 | WTA | Bastad | Clay | WTA Tour | 1990-07-09 | 31 | Sandra Cecchini |
| 1990 | ATP | Gstaad | Clay | ATP International Series | 1990-07-09 | 31 | Martin Jaite |
| 1990 | ATP | Newport | Grass | ATP International Series | 1990-07-09 | 31 | Pieter Aldrich |
| 1990 | WTA | Palermo | Clay | WTA Tour | 1990-07-09 | 31 | Isabel Cueto |
| 1990 | ATP | Wimbledon | Grass | Grand Slam | 1990-06-25 | 127 | Stefan Edberg |
| 1990 | WTA | Wimbledon | Grass | Grand Slam | 1990-06-25 | 127 | Martina Navratilova |
| 1990 | WTA | Eastbourne | Grass | WTA Tour | 1990-06-18 | 63 | Martina Navratilova |
| 1990 | ATP | Genova | Clay | ATP International Series | 1990-06-18 | 31 | Ronald Agenor |
| 1990 | ATP | Manchester | Grass | ATP International Series | 1990-06-18 | 31 | Pete Sampras |
| 1990 | ATP | Davis Cup G2 SF: BAR vs COL | Hard | Davis Cup | 1990-06-15 | 4 | - |
| 1990 | ATP | Davis Cup G2 SF: CUB vs ECU | Hard | Davis Cup | 1990-06-15 | 4 | - |
| 1990 | ATP | Davis Cup G2 SF: HKG vs TPE | Hard | Davis Cup | 1990-06-15 | 4 | - |
| 1990 | ATP | Davis Cup G2 SF: MAR vs TOG | Clay | Davis Cup | 1990-06-15 | 4 | - |
| 1990 | ATP | Davis Cup G2 SF: POL vs BUL | Clay | Davis Cup | 1990-06-15 | 4 | - |
| 1990 | ATP | Davis Cup G2 SF: SRI vs THA | Clay | Davis Cup | 1990-06-15 | 4 | - |
| 1990 | ATP | Davis Cup G2 SF: TUR vs NOR | Clay | Davis Cup | 1990-06-15 | 4 | - |
| 1990 | ATP | Davis Cup G2 SF: ZIM vs CIV | Hard | Davis Cup | 1990-06-15 | 4 | - |
| 1990 | WTA | Birmingham | Grass | WTA Tour | 1990-06-11 | 55 | Zina Garrison |
| 1990 | ATP | Florence | Clay | ATP International Series | 1990-06-11 | 31 | Magnus Larsson |
| 1990 | ATP | Queen's Club | Grass | ATP International Series | 1990-06-11 | 55 | Ivan Lendl |
| 1990 | ATP | Rosmalen | Grass | ATP International Series | 1990-06-11 | 31 | Amos Mansdorf |
| 1990 | ATP | Roland Garros | Clay | Grand Slam | 1990-05-28 | 127 | Andres Gomez |
| 1990 | WTA | Roland Garros | Clay | Grand Slam | 1990-05-28 | 127 | Monica Seles |
| 1990 | ATP | Bologna | Clay | ATP International Series | 1990-05-21 | 31 | Richard Fromberg |
| 1990 | ATP | Dusseldorf | Clay | ATP International Series | 1990-05-21 | 26 | Goran Ivanisevic |
| 1990 | WTA | Geneva | Clay | WTA Tour | 1990-05-21 | 31 | Barbara Paulus |
| 1990 | WTA | Strasbourg | Clay | WTA Tour | 1990-05-21 | 31 | Mercedes Paz |
| 1990 | WTA | Berlin | Clay | WTA Tour | 1990-05-14 | 55 | Monica Seles |
| 1990 | ATP | Rome Masters | Clay | Masters 1000 | 1990-05-14 | 63 | Thomas Muster |
| 1990 | ATP | Umag | Clay | ATP International Series | 1990-05-14 | 31 | Goran Prpic |
| 1990 | ATP | Hamburg Masters | Clay | Masters 1000 | 1990-05-07 | 55 | Juan Aguilera |
| 1990 | ATP | Kiawah Island | Clay | ATP International Series | 1990-05-07 | 31 | David Wheaton |
| 1990 | WTA | Rome | Clay | WTA Tour | 1990-05-07 | 55 | Monica Seles |
| 1990 | ATP | Davis Cup G1 PO: GHA vs IRL | Hard | Davis Cup | 1990-05-05 | 4 | - |
| 1990 | ATP | Davis Cup G1 SF: KOR vs IND | Clay | Davis Cup | 1990-05-05 | 4 | - |
| 1990 | ATP | Davis Cup G1 SF: BEL vs HUN | Clay | Davis Cup | 1990-05-04 | 4 | - |
| 1990 | ATP | Davis Cup G1 SF: CHN vs INA | Hard | Davis Cup | 1990-05-04 | 4 | - |
| 1990 | ATP | Davis Cup G1 SF: DEN vs FIN | Carpet | Davis Cup | 1990-05-04 | 4 | - |
| 1990 | ATP | Davis Cup G1 SF: ROU vs GBR | Clay | Davis Cup | 1990-05-04 | 4 | - |
| 1990 | ATP | Davis Cup G1 SF: URS vs POR | Clay | Davis Cup | 1990-05-04 | 4 | - |
| 1990 | ATP | Davis Cup G2 QF: BUL vs GRE | Clay | Davis Cup | 1990-05-04 | 4 | - |
| 1990 | ATP | Davis Cup G2 QF: LUX vs POL | Hard | Davis Cup | 1990-05-04 | 4 | - |
| 1990 | ATP | Davis Cup G2 QF: MON vs NOR | Clay | Davis Cup | 1990-05-04 | 4 | - |
| 1990 | ATP | Davis Cup G2 QF: TUR vs MLT | Clay | Davis Cup | 1990-05-04 | 4 | - |
| 1990 | WTA | Taranto | Clay | WTA Tour | 1990-05-01 | 62 | Raffaella Reggi Concato |
| 1990 | WTA | Hamburg | Clay | WTA Tour | 1990-04-30 | 55 | Steffi Graf |
| 1990 | ATP | Madrid | Clay | ATP International Series | 1990-04-30 | 31 | Andres Gomez |
| 1990 | ATP | Munich | Clay | ATP International Series | 1990-04-30 | 31 | Karel Novacek |
| 1990 | ATP | Singapore | Hard | ATP International Series | 1990-04-30 | 31 | Kelly Jones |
| 1990 | WTA | Barcelona | Clay | WTA Tour | 1990-04-23 | 27 | Arantxa Sanchez Vicario |
| 1990 | ATP | Hong Kong | Hard | ATP International Series | 1990-04-23 | 31 | Pat Cash |
| 1990 | ATP | Monte Carlo Masters | Clay | Masters 1000 | 1990-04-23 | 55 | Andrei Chesnokov |
| 1990 | WTA | Singapore | Hard | WTA Tour | 1990-04-23 | 55 | Naoko Sawamatsu |