By surface
| Surface | Kayla Day | Hietala |
|---|---|---|
| Hard | 0 | 1 |
All meetings (1)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-11 | WTA | Cincinnati | Round of 128 | Hard | Shuai Zhang | 6-2 | 2-6 | 2-6 |
| Surface | Kayla Day | Hietala |
|---|---|---|
| Hard | 0 | 1 |
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-08-11 | WTA | Cincinnati | Round of 128 | Hard | Shuai Zhang | 6-2 | 2-6 | 2-6 |