Ana Clara Duarte defeated Sacha Jones 3-6 6-2 7-6 in the Cairns 25K qualifying round on hard. The upset overturned the form book — Sacha Jones came in leading the head-to-head 2–0. Ana Clara Duarte claimed a first win over Sacha Jones in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-20 | Alice Springs 25K | F | hard | Sacha Jones | 5-7 6-3 6-3 |
| 2008-05-26 | Carson CA 50K | R16 | hard | Sacha Jones | 3-6 6-4 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.