Milan Welte defeated N. Niedner 6-4 6-7 6-4 in the M25 Wetzlar 1 round of 32 on clay. The result followed the form book — Milan Welte came in leading the head-to-head 1–0. Milan Welte extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-07-08 | M25 Marburg 1 | R16 | clay | Milan Welte | 6-2 6-1 |