Bastian Alonso Utreras Santander defeated Mateo Berta 6-2 6-1 in the M15 Monastir 43 q64 on hard. The result followed the form book — Bastian Alonso Utreras Santander came in leading the head-to-head 1–0. Bastian Alonso Utreras Santander extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-10-31 | M15 Monastir 42 | Q64 | hard | Bastian Alonso Utreras Santander | 4-6 6-2 11-9 |