Daniel Casquero defeated Dmitry Vlasov 7-5 6-4 in the Spain 4 1 round of 16 on clay. The upset overturned the form book — Dmitry Vlasov came in leading the head-to-head 1–0. Daniel Casquero claimed a first win over Dmitry Vlasov in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-04-07 | Spain 4 4 | QF | clay | Dmitry Vlasov | 6-7(3) 6-1 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.