Dmitri Sitak defeated Alexei Ageev 6-3 3-6 6-2 in the Russia F3 round of 16 on clay. The upset overturned the form book — Alexei Ageev came in leading the head-to-head 1–0. Dmitri Sitak claimed a first win over Alexei Ageev in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-08-11 | Russia F1 | R32 | clay | Alexei Ageev | 7-5 6-3 |