M. Keys leads the head-to-head 3-0 since 2018 against K. Swan, over 3 matches.
| Surface | K. Swan | M. Keys |
|---|---|---|
| Grass | 0 | 2 |
| Hard | 0 | 1 |
| Date | Winner | Score | Event |
|---|---|---|---|
| July 2, 2026 | M. Keys | 2 - 0 | Wimbledon · 1/32-finals · grass |
| Jan. 4, 2023 | M. Keys | 2 - 1 | WTA United Cup · hard |
| June 28, 2021 | M. Keys | 2 - 0 | Wimbledon · 1/64-finals · grass |