Antoaneta Pandjerova defeated Mara Santangelo 6-2 6-1 in the Tbilisi 25K round of 32 on clay. The upset overturned the form book — Mara Santangelo came in leading the head-to-head 1–0. Antoaneta Pandjerova claimed a first win over Mara Santangelo in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-04-09 | Dinan 25K | R32 | clay | Mara Santangelo | 4-6 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.