By surface
| Surface | Diana Shnaider | Katerina Siniakova |
|---|---|---|
| Hard | 2 | 1 |
All meetings (3)
| Date | Tour | Tournament | Round | Surface | Winner | Set 1 | Set 2 | Set 3 | Set 4 | Set 5 |
|---|---|---|---|---|---|---|---|---|---|---|
| 2026-01-12 | WTA | Adelaide | Round of 16 | Hard | Diana Shnaider | 6-1 | 2-6 | 7-5 | ||
| 2025-10-06 | WTA | Wuhan | Round of 64 | Hard | Katerina Siniakova | 4-6 | 4-6 | |||
| 2025-01-06 | WTA | Adelaide | Round of 32 | Hard | Diana Shnaider | 6-3 | 0-6 | 6-0 |