Igor Sijsling defeated Andrey Kumantsov 6-4 5-7 6-3 in the Dominican Republic F1 round of 16 on hard. The result followed the form book — Igor Sijsling came in leading the head-to-head 2–0. Igor Sijsling extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-11-24 | Dominican Republic F2 | F | hard | Igor Sijsling | 7-6(5) 4-6 6-1 |
| 2008-11-10 | USA F29 | SF | hard | Igor Sijsling | 6-7(2) 6-3 7-5 |
Averages over each player's completed matches in the selected window (200 vs 2). 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. Small sample — read as indicative. About