Juan Pablo Guzman defeated Patricio Rudi 6-4 6-1 in the Argentina 2 Masters 3 semi-final on clay. The upset overturned the form book — Patricio Rudi came in leading the head-to-head 1–0, but Juan Pablo Guzman had been the form player, winning 7 of their last 10 on clay. Juan Pablo Guzman claimed a first win over Patricio Rudi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-12 | Argentina F3 | R16 | clay | Patricio Rudi | 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.