Anna Lena Groenefeld defeated Dinara Safina 6-4 6-7 6-3 in the Amelia Island round of 16 on clay. The upset overturned the form book — Dinara Safina came in leading the head-to-head 3–1. Anna Lena Groenefeld narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-06-15 | 's-Hertogenbosch | R32 | grass | Dinara Safina | 6-0 6-3 |
| 2008-08-25 | US Open | R16 | hard | Dinara Safina | 7-5 6-0 |
| 2006-01-09 | Sydney | R32 | hard | Dinara Safina | 6-2 6-1 |
| 2005-09-26 | Luxembourg | SF | hard | Anna Lena Groenefeld | 6-4 5-7 6-4 |
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 (123 vs 200). ATP, WTA & Challenger.
Performance in the biggest moments — break points, deciding sets and tiebreaks (0–100, higher is better). About