Mariana Duque Marino defeated Kimberly Couts 6-2 6-3 in the Albuquerque NM 75K round of 32 on hard. The upset overturned the form book — Kimberly Couts came in leading the head-to-head 1–0. Mariana Duque Marino claimed a first win over Kimberly Couts in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-20 | Albuquerque NM 75K | R16 | hard | Kimberly Couts | 6-4 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.