M. L. Carle and J. Pieri are level 1-1 in their all-time head-to-head over 2 matches.
| Surface | M. L. Carle | J. Pieri |
|---|---|---|
| Clay | 1 | 1 |
| Date | Winner | Score | Event |
|---|---|---|---|
| July 20, 2026 | M. L. Carle | 1 - 2 | Hamburg · Final · clay |
| Sept. 11, 2025 | J. Pieri | 1 - 2 | Huzhou · 1/8-finals · clay |