By surface
| Surface | Costel Obretin | Henning Krueger |
|---|---|---|
| Grass | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1975-05-26 | WTA | Surbiton | Round of 64 | Grass | Sally Moore | 1-6 | 2-6 |
| Surface | Costel Obretin | Henning Krueger |
|---|---|---|
| Grass | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1975-05-26 | WTA | Surbiton | Round of 64 | Grass | Sally Moore | 1-6 | 2-6 |