Ignacio Gonzalez King defeated Diego Hartfield 6-0 7-6 in the Brazil F2 semi-final on hard. The upset overturned the form book — Diego Hartfield came in leading the head-to-head 2–1. Ignacio Gonzalez King narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-03-01 | Brazil F1 | R32 | clay | Diego Hartfield | 6-3 4-6 7-5 |
| 2002-09-23 | Bolivia F3 | SF | clay | Diego Hartfield | 6-4 6-4 |
| 2000-09-18 | Bolivia F1 | R32 | clay | Ignacio Gonzalez King | 6-4 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.