Jan Weinzierl defeated German Puentes 6-1 1-6 6-0 in the Spain 3 Masters 1 round of 16 on clay. The upset overturned the form book — German Puentes came in leading the head-to-head 3–1, but Jan Weinzierl had been the form player, winning 4 of their last 9 on clay. Jan Weinzierl narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-01-21 | France F3 | R16 | clay | Jan Weinzierl | 4-1 |
| 1999-02-26 | Spain 3 Masters 2 | QF | clay | German Puentes | 7-5 6-3 |
| 1999-01-29 | Spain 2 Masters 3 | R32 | clay | German Puentes | 7-5 6-7 6-4 |
| 1999-01-02 | Spain 1 Masters 1 | SF | clay | German Puentes | 7-5 7-5 |
Averages over each player's completed matches in the selected window (1 vs 34). 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