Key Biscayne 1989 WTA
Final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Gabriela Sabatini | m. | Chris Evert | 6-1 4-6 6-2 |
Semifinal
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Gabriela Sabatini | m. | Helena Sukova | 6-7 6-3 6-4 |
| Chris Evert | m. | Zina Garrison | 6-3 6-1 |
Perempat final
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Gabriela Sabatini | m. | Isabelle Demongeot | 6-1 7-5 |
| Helena Sukova | m. | Raffaella Reggi Concato | 5-7 6-4 6-3 |
| Zina Garrison | m. | Jana Novotna | 6-4 5-7 6-1 |
| Chris Evert | m. | Helen Kelesi | 6-3 4-6 7-6 |
Babak 16 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Gabriela Sabatini | m. | Ann Grossman | 6-4 7-6 |
| Isabelle Demongeot | m. | Gretchen Magers | 7-5 6-3 |
| Helena Sukova | m. | Lori Mcneil | 6-3 6-2 |
| Raffaella Reggi Concato | m. | Eva Pfaff | 6-3 6-3 |
| Zina Garrison | m. | Laura Golarsa | 6-1 6-2 |
| Jana Novotna | m. | Pam Shriver | 7-5 6-4 |
| Helen Kelesi | m. | Katerina Maleeva | 6-2 6-3 |
| Chris Evert | m. | Mary Joe Fernandez | 7-5 6-2 |
Babak 32 besar
| Pemenang | Kalah | Skor | |
|---|---|---|---|
| Gabriela Sabatini | m. | Belinda Cordwell | 6-2 6-1 |
| Ann Grossman | m. | Halle Cioffi | 6-3 6-1 |
| Gretchen Magers | m. | Arantxa Sanchez Vicario | 7-5 6-3 |
| Isabelle Demongeot | m. | Manuela Maleeva Fragniere | 6-3 6-2 |
| Helena Sukova | m. | Barbara Paulus | 6-1 6-2 |
| Lori Mcneil | m. | Tine Scheuer Larsen | 6-4 5-7 6-4 |
| Raffaella Reggi Concato | m. | Bettina Fulco | 6-3 6-2 |
| Eva Pfaff | m. | Akemi Nishiya | 6-3 6-4 |
| Zina Garrison | m. | Laura Arraya | 6-2 6-1 |
| Laura Golarsa | m. | Beth Herr | 6-0 5-7 7-6 |
| Jana Novotna | m. | Dianne Van Rensburg | 6-2 6-1 |
| Pam Shriver | m. | Amanda Coetzer | 7-5 6-2 |
| Katerina Maleeva | m. | Karen Schimper | 6-3 6-4 |
| Helen Kelesi | m. | Claudia Porwik | 1-6 6-4 7-5 |
| Mary Joe Fernandez | m. | Beverly Bowes | 6-1 6-3 |
| Chris Evert | m. | Nathalie Tauziat | 6-3 6-3 |
Babak 64 besar
Babak 128 besar
Data: Jeff Sackmann / Tennis Abstract — CC BY-NC-SA 4.0