Juan Ignacio Chela defeated John Isner 6-4 6-1 in the Rome Masters round of 64 on clay. The result followed the form book — Juan Ignacio Chela came in leading the head-to-head 2–0, defending last year's round of 64. Juan Ignacio Chela extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-05-15 | Dusseldorf | RR | clay | Juan Ignacio Chela | 6-1 7-6 |
| 2008-05-25 | Roland Garros | R128 | clay | Juan Ignacio Chela | 2-6 3-6 7-5 6-3 6-4 |
Averages over each player's completed matches in the selected window (68 vs 200). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About