Antonio Ruiz Rosales defeated Lester Cook 6-3 7-6 in the Mexico F2 round of 16 on hard. The upset overturned the form book — Lester Cook came in leading the head-to-head 1–0. Antonio Ruiz Rosales claimed a first win over Lester Cook in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-08-28 | Mexico F14 | R16 | hard | Lester Cook | 1-6 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.