Klara Koukalova defeated Anastasia Yakimova 6-1 6-3 in the Sydney qualifying round on hard. The result followed the form book — Klara Koukalova came in leading the head-to-head 3–1. Klara Koukalova extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-04-25 | Estoril | R16 | clay | Klara Koukalova | 2-6 6-4 6-1 |
| 2011-04-04 | Marbella | R32 | clay | Klara Koukalova | 1-6 7-5 6-3 |
| 2010-03-29 | Monzon 75K | SF | hard | Anastasia Yakimova | 2-6 7-5 6-1 |
| 2005-07-18 | Palermo | R32 | clay | Klara Koukalova | 6-2 7-6 |
Averages over each player's completed matches in the selected window (75 vs 45). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About