By surface
| Surface | Barbara Gerken | Kumiko Okamoto |
|---|---|---|
| Hard | 2 | 0 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1988-04-18 | WTA | Singapore | Round of 32 | Hard | Barbara Gerken | 6-4 | 6-0 | |||
| 1987-04-27 | WTA | Singapore | Round of 16 | Hard | Barbara Gerken | 6-1 | 6-3 |