Ivan Dodig defeated Stefan Koubek 3-6 6-4 7-6 in the Zagreb q16 on hard. The upset overturned the form book — Stefan Koubek came in leading the head-to-head 1–0, defending last year's round of 16. Ivan Dodig claimed a first win over Stefan Koubek in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-01-18 | Australian Open | R64 | hard | Stefan Koubek | 7-6 6-1 6-2 |
Averages over each player's completed matches in the selected window (200 vs 26). 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