Flavia Pennetta defeated Klara Koukalova 6-1 6-3 in the New Haven round of 32 on hard. The result followed the form book — Flavia Pennetta came in leading the head-to-head 5–4. Flavia Pennetta extended the head-to-head to 6–4.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-07-08 | Palermo | R32 | clay | Klara Koukalova | 6-2 2-6 6-3 |
| 2011-08-22 | New Haven | R32 | hard | Klara Koukalova | 7-5 6-2 |
| 2011-02-14 | Dubai | R32 | hard | Flavia Pennetta | 5-7 6-1 6-2 |
| 2010-06-21 | Wimbledon | R32 | grass | Klara Koukalova | 6-2 6-3 |
| 2008-02-11 | Vina Del Mar | F | clay | Flavia Pennetta | 6-4 5-4 |
| 2005-07-18 | Palermo | SF | clay | Klara Koukalova | 6-4 6-0 |
| 2004-08-09 | Sopot | F | clay | Flavia Pennetta | 7-5 3-6 6-3 |
| 2004-07-19 | Palermo | QF | clay | Flavia Pennetta | 6-4 6-2 |
| 2002-01-28 | Ortisei 50K | R16 | carpet | Flavia Pennetta | 2-6 6-3 6-3 |
Averages over each player's completed matches in the selected window (78 vs 74). 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