Daniel Koellerer advanced when Santiago Ventura retired 6-4 1-0 in the Acapulco q16. Daniel Koellerer extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-02-15 | Buenos Aires | R32 | clay | Santiago Ventura | 6-4 6-2 |
| 2003-05-05 | Italy F6 | R16 | clay | Daniel Koellerer | 7-6(5) 6-2 |
Averages over each player's completed matches in the selected window (45 vs 60). 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