Younes El Aynaoui defeated Mariano Puerta 3-6 6-3 6-2 in the San Marino round of 32 on clay. The upset overturned the form book — Mariano Puerta came in leading the head-to-head 2–1, defending last year's final. Younes El Aynaoui narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-04-10 | Casablanca | QF | clay | Mariano Puerta | 7-6(6) 6-4 |
| 2000-03-06 | Bogota | F | hard | Mariano Puerta | 6-4 7-6(5) |
| 1998-11-09 | Santiago | QF | clay | Younes El Aynaoui | 6-2 1-0 RET |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 199). ATP, WTA & Challenger.