Elena Bovina defeated Eleni Daniilidou 6-1 6-4 in the San Diego round of 32 on hard. The upset overturned the form book — Eleni Daniilidou came in leading the head-to-head 4–2, defending last year's round of 32. Elena Bovina narrowed the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-01-14 | Australian Open | Q128 | hard | Eleni Daniilidou | 7-5 6-2 |
| 2009-08-17 | Westende 25K | SF | hard | Eleni Daniilidou | 6-4 6-2 |
| 2009-01-15 | Australian Open | Q128 | hard | Eleni Daniilidou | 6-4 7-6(2) |
| 2005-05-02 | Berlin | R32 | grass | Elena Bovina | 7-5 5-7 6-1 |
| 2002-04-08 | Estoril | R32 | clay | Elena Bovina | 6-4 7-6 |
| 2001-10-15 | Bratislava | R32 | hard | Eleni Daniilidou | 6-1 2-6 6-2 |
Averages over each player's completed matches in the selected window (44 vs 172). 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