Jiri Vanek defeated Jan Vacek 7-6 6-3 in the Slovak Republic Masters 3 qualifying round on clay. The upset overturned the form book — Jan Vacek came in leading the head-to-head 2–1. Jiri Vanek narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-04-09 | Casablanca | R32 | clay | Jiri Vanek | 6-2 7-6 |
| 1996-10-14 | Czech Moravian Masters 2 | F | carpet | Jan Vacek | 6-4 4-6 6-4 |
| 1996-08-19 | Slovak Republic Masters 4 | F | clay | Jan Vacek | 6-3 6-2 |
Averages over each player's completed matches in the selected window (183 vs 89). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About