By surface
| Surface | Mark Vorwerk | Penelope Hardgrave |
|---|---|---|
| Clay | 1 | 0 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1969-05-05 | WTA | Guildford | Round of 32 | Clay | Gillian Dove | 5-7 | 1-6 |
| Surface | Mark Vorwerk | Penelope Hardgrave |
|---|---|---|
| Clay | 1 | 0 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 1969-05-05 | WTA | Guildford | Round of 32 | Clay | Gillian Dove | 5-7 | 1-6 |