By surface
| Surface | Hietala | Sean Gilmour |
|---|---|---|
| Hard | 0 | 2 |
All meetings (2)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2023-03-06 | WTA | Indian Wells | Round of 64 | Hard | Rebecca Peterson | 0-3 | ||||
| 2018-02-26 | WTA | Acapulco | Quarterfinal | Hard | Rebecca Peterson | 2-6 | 1-6 |