Nikolay Nedelchev defeated M. Gloeckler 6-0 6-3 in the M15 Sozopol 2 q16 on hard. The result followed the form book — Nikolay Nedelchev came in leading the head-to-head 1–0. Nikolay Nedelchev extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-10-11 | M15 Sozopol 3 | Q32 | hard | Nikolay Nedelchev | 6-0 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.