Carolina Betancourt defeated Andrea Koch Benvenuto 6-0 6-2 in the Quintana Roo 10K qualifying round on hard. The upset overturned the form book — Andrea Koch Benvenuto came in leading the head-to-head 1–0. Carolina Betancourt claimed a first win over Andrea Koch Benvenuto in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-11-29 | Santiago 10K | R32 | clay | Andrea Koch Benvenuto | 6-0 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.