Marc Saura Moragrega defeated Illya Maksymchuk 6-3 6-4 in the M25 Monastir 9 q32 on hard. The upset overturned the form book — Illya Maksymchuk came in leading the head-to-head 1–0. Marc Saura Moragrega claimed a first win over Illya Maksymchuk in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-06-26 | M25 Bakio 1 | Q16 | hard | Illya Maksymchuk | 7-5 6-3 |