By surface
| Surface | Johannes Helgo | Thiago Santos |
|---|---|---|
| Grass | 2 | 0 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1990-06-11 | WTA | Birmingham | Round of 32 | Grass | Hu Na | 4-6 | 2-6 | |||
| 1989-06-26 | WTA | Wimbledon | Round of 128 | Grass | Hu Na | 4-6 | 1-6 |