Iveta Benesova defeated Klara Koukalova 4-6 6-4 7-6 in the Acapulco round of 16 on hard. The upset overturned the form book — Klara Koukalova came in leading the head-to-head 3–0, defending last year's round of 16. Iveta Benesova claimed a first win over Klara Koukalova in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-05-07 | Madrid | R64 | clay | Klara Koukalova | 6-4 7-6(5) |
| 2006-05-01 | Warsaw | R32 | clay | Klara Koukalova | 7-6(3) 6-4 |
| 2005-09-26 | Luxembourg | R32 | hard | Klara Koukalova | 7-5 4-6 6-3 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (5 vs 76). ATP, WTA & Challenger.