Sunil Kumar defeated Andrei Stoliarov 7-5 7-6 in the Nigeria F4 round of 32 on hard. The upset overturned the form book — Andrei Stoliarov came in leading the head-to-head 1–0. Sunil Kumar claimed a first win over Andrei Stoliarov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-04-19 | Uzbekistan F2 | R16 | hard | Andrei Stoliarov | 6-2 6-4 |