Julia Cohen defeated Frederica Piedade 6-2 7-5 in the Toluca 10K semi-final on hard. The upset overturned the form book — Frederica Piedade came in leading the head-to-head 2–1. Julia Cohen narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-10-05 | Mexico City 25K | SF | hard | Frederica Piedade | 6-7(8) 6-4 6-3 |
| 2006-10-30 | Mexico City 25K | R16 | hard | Julia Cohen | 6-4 6-3 |
| 2005-03-14 | Morelia 10K | R16 | hard | Frederica Piedade | 6-4 6-4 |
Averages over each player's completed matches in the selected window (28 vs 4). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About