Marina Kachar defeated Erika Zanchetta 6-2 6-2 in the La Marsa 25K qualifying round of 16 on clay. The upset overturned the form book — Erika Zanchetta came in leading the head-to-head 1–0, but Marina Kachar had been the form player, winning 4 of their last 7 on clay. Marina Kachar claimed a first win over Erika Zanchetta in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-11-01 | La Marsa 10K | QF | clay | Erika Zanchetta | 6-3 7-6(5) |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.