Ivo Heuberger defeated Igor Kunitsyn 7-6 6-2 in the Rotterdam qualifying round on hard. The upset overturned the form book — Igor Kunitsyn came in leading the head-to-head 2–0. Ivo Heuberger claimed a first win over Igor Kunitsyn in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-04-10 | Houston | QF | clay | Igor Kunitsyn | 7-5 6-4 |
| 2005-10-10 | Moscow | QF | hard | Igor Kunitsyn | 7-6(6) 6-2 |
Averages over each player's completed matches in the selected window (26 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