A. Krueger and M. Kostyuk are level 1-1 in their head-to-head since 2018 over 2 matches.
| Surface | A. Krueger | M. Kostyuk |
|---|---|---|
| Grass | 0 | 1 |
| Hard | 1 | 0 |
| Date | Winner | Score | Event |
|---|---|---|---|
| July 6, 2026 | M. Kostyuk | 2 - 0 | Wimbledon · 1/8-finals · grass |
| Jan. 7, 2025 | A. Krueger | 2 - 1 | Adelaide · 1/16-finals · hard |