Oscar Hernandez defeated Jan Weinzierl 6-1 6-0 in the Amersfoort q32 on clay. The upset overturned the form book — Jan Weinzierl came in leading the head-to-head 1–0. Oscar Hernandez claimed a first win over Jan Weinzierl in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-02-26 | Spain 3 Masters 2 | R32 | clay | Jan Weinzierl | 6-1 6-1 |
Averages over each player's completed matches in the selected window (188 vs 1). 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. Small sample — read as indicative. About