Patricio Arquez defeated Patricio Rudi 6-7 6-3 6-3 in the Argentina F3 round of 32 on clay. The upset overturned the form book — Patricio Rudi came in leading the head-to-head 3–0. Patricio Arquez claimed a first win over Patricio Rudi in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-03-08 | Chile 1 2 | R16 | clay | Patricio Rudi | 6-3 6-2 |
| 2003-09-29 | Chile F4 | R32 | clay | Patricio Rudi | 4-6 6-4 7-6(6) |
| 2000-10-02 | Bolivia F3 | F | clay | Patricio Rudi | 6-1 6-7(5) 7-6(3) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.