Julio Silva defeated Paulo Carvallo 2-6 6-4 6-4 in the Peru F1 qualifying round on clay. The upset overturned the form book — Paulo Carvallo came in leading the head-to-head 1–0. Julio Silva claimed a first win over Paulo Carvallo in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-05-17 | Chile F2 | SF | clay | Paulo Carvallo | 3-6 6-2 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.