William Griffith defeated Austin Ansari (USA) 6-1 6-0 in the M15 Heraklion 3 q16 on hard. The result followed the form book — William Griffith came in leading the head-to-head 1–0. William Griffith extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-06-07 | M15 Heraklion 4 | Q32 | hard | William Griffith | 6-1 6-1 |