Taha Baadi defeated Colin Sinclair 7-6 7-5 in the M15 Ithaca 1 round of 32 on hard. The upset overturned the form book — Colin Sinclair came in leading the head-to-head 1–0, but Taha Baadi had been the form player, winning 6 of their last 9 on hard. Taha Baadi claimed a first win over Colin Sinclair in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-11-27 | M15 Guatemala 1 | SF | hard | Colin Sinclair | 7-6(8) 7-6(4) |