Louis Allen defeated Christian Teszari 6-2 6-7 11-9 in the M25 Pitesti 1 q32 on clay. The upset overturned the form book — Christian Teszari came in leading the head-to-head 1–0. Louis Allen claimed a first win over Christian Teszari in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2022-08-15 | M15 Craiova 1 | Q64 | clay | Christian Teszari | 2-3 |