Aisam Ul Haq Qureshi defeated Dmitri Sitak 6-3 7-6 in the s Hertogenbosch qualifying round on grass. The upset overturned the form book — Dmitri Sitak came in leading the head-to-head 1–0. Aisam Ul Haq Qureshi claimed a first win over Dmitri Sitak in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-01-13 | USA F1 | R32 | hard | Dmitri Sitak | 1-6 6-3 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.