Sonya Latycheva defeated Laura Alicia Aguilar 6-1 6-3 in the Celeya Gto 10K round of 32 on clay. The upset overturned the form book — Laura Alicia Aguilar came in leading the head-to-head 1–0. Sonya Latycheva claimed a first win over Laura Alicia Aguilar in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-06-01 | Managua 10K | R16 | hard | Laura Alicia Aguilar | 6-2 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.