Guillermo Garcia Lopez defeated Juan Ignacio Chela 6-4 6-2 1-6 6-2 in the Australian Open round of 128 on hard. The upset overturned the form book — Juan Ignacio Chela came in leading the head-to-head 3–1, defending last year's round of 32. Guillermo Garcia Lopez narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-04-25 | Rome Masters | R64 | clay | Guillermo Garcia Lopez | 6-2 6-2 |
| 2008-04-28 | Barcelona | R64 | clay | Juan Ignacio Chela | 6-7(2) 6-4 6-2 |
| 2007-10-07 | Vienna | R32 | hard | Juan Ignacio Chela | 6-1 6-3 |
| 2005-01-10 | Auckland | R32 | hard | Juan Ignacio Chela | 6-2 6-2 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 167). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About