Colin Ebelthite defeated David To 6-2 6-1 in the Australia F10 round of 32 on hard. The upset overturned the form book — David To came in leading the head-to-head 1–0, but Colin Ebelthite had been the form player, winning 3 of their last 5 on hard. Colin Ebelthite claimed a first win over David To in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-09-11 | Australia F8 | R16 | hard | David To | 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.