Pawel Juszczak defeated Colin Sinclair 6-2 6-4 in the M15 Porec 1 round of 32 on clay. The result followed the form book — Pawel Juszczak came in leading the head-to-head 1–0. Pawel Juszczak extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-09-28 | M25 Budapest 1 | R32 | clay | Pawel Juszczak | 6-2 7-6(9) |