Guillermo Carry defeated Guido Pella 6-3 6-3 in the Argentina F18 round of 16 on clay. The upset overturned the form book — Guido Pella came in leading the head-to-head 4–2. Guillermo Carry narrowed the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-10-03 | Bolivia F3 | R16 | clay | Guillermo Carry | 6-2 1-6 6-3 |
| 2011-09-26 | Bolivia F2 | QF | clay | Guido Pella | 6-4 6-2 |
| 2009-08-31 | Bolivia F2 | SF | clay | Guido Pella | 1-0 |
| 2008-12-01 | Argentina F17 | R32 | clay | Guido Pella | 3-1 |
| 2008-11-03 | Argentina F15 | R32 | clay | Guido Pella | 3-6 6-3 6-4 |
| 2007-09-24 | Bolivia F3 | F | clay | Guillermo Carry | 7-5 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.