Sebastian Fitz defeated Aleksandar Vlaski 6-1 6-4 in the Bulgaria 1 3 round of 16 on clay. The upset overturned the form book — Aleksandar Vlaski came in leading the head-to-head 1–0. Sebastian Fitz claimed a first win over Aleksandar Vlaski in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-05-14 | Yugoslavia F1 | R16 | clay | Aleksandar Vlaski | 3-6 7-6(5) 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.