Bo Ram Cha defeated Damian Patriarca 6-7 6-2 6-2 in the Argentina 4 round of 16 on clay. The upset overturned the form book — Damian Patriarca came in leading the head-to-head 2–0. Bo Ram Cha claimed a first win over Damian Patriarca in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-09-26 | Bolivia F1 | QF | clay | Damian Patriarca | 6-3 6-4 |
| 2005-04-11 | Chile F2 | R16 | clay | Damian Patriarca | 6-3 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.