Diana Ospina defeated Rossana De Los Rios 3-6 6-4 6-4 in the Allentown PA 25K semi-final on hard. The upset overturned the form book — Rossana De Los Rios came in leading the head-to-head 1–0. Diana Ospina claimed a first win over Rossana De Los Rios in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-10-10 | San Francisco CA 50K | R16 | hard | Rossana De Los Rios | 7-6(8) 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.