Marc Lopez defeated Juan Ignacio Chela 7-5 6-1 in the Buenos Aires round of 32 on clay. The upset overturned the form book — Juan Ignacio Chela came in leading the head-to-head 2–0, defending last year's round of 16, but Marc Lopez had been the form player, winning 4 of their last 5 on clay. Marc Lopez claimed a first win over Juan Ignacio Chela in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-04-28 | Barcelona | R32 | clay | Juan Ignacio Chela | 5-1 RET |
| 2004-07-05 | Bastad | R32 | clay | Juan Ignacio Chela | 6-4 6-0 |
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 (16 vs 200). ATP, WTA & Challenger.