Izak Van Der Merwe defeated Lester Cook 6-1 6-2 in the Canada F3 round of 16 on hard. The upset overturned the form book — Lester Cook came in leading the head-to-head 1–0. Izak Van Der Merwe claimed a first win over Lester Cook in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-06-05 | Thailand F1 | QF | hard | Lester Cook | 6-2 1-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.