L. Siegemund and S. Bejlek are level 1-1 in their head-to-head since 2018 over 2 matches.
| Surface | L. Siegemund | S. Bejlek |
|---|---|---|
| Grass | 0 | 1 |
| Clay | 1 | 0 |
| Date | Winner | Score | Event |
|---|---|---|---|
| June 23, 2026 | S. Bejlek | 2 - 1 | Eastbourne · 1/16-finals · grass |
| May 6, 2026 | L. Siegemund | 2 - 0 | Rome · 1/64-finals · clay |