L. Romero Gormaz and S. Waltert are level 1-1 in their head-to-head since 2018 over 2 matches.
| Surface | L. Romero Gormaz | S. Waltert |
|---|---|---|
| Clay | 1 | 1 |
| Date | Winner | Score | Event |
|---|---|---|---|
| July 9, 2026 | S. Waltert | 2 - 0 | Bastad · Quarter-finals · clay |
| April 4, 2025 | L. Romero Gormaz | 2 - 0 | Antalya 3 · Quarter-finals · clay |