M. L. Carle and J. Niemeier are level 1-1 in their all-time head-to-head over 2 matches.
| Surface | M. L. Carle | J. Niemeier |
|---|---|---|
| Clay | 1 | 1 |
| Date | Winner | Score | Event |
|---|---|---|---|
| July 21, 2026 | M. L. Carle | 2 - 0 | Hamburg · 1/16-finals · clay |
| May 14, 2024 | J. Niemeier | 1 - 2 | Parma Challenger Women · 1/16-finals · clay |