Gary Lugassy defeated Augustin Gensse 5-7 7-6 6-1 in the Canada F1 round of 32 on hard. The upset overturned the form book — Augustin Gensse came in leading the head-to-head 1–0, but Gary Lugassy had been the form player, winning 3 of their last 6 on hard. Gary Lugassy claimed a first win over Augustin Gensse in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-05-10 | Lebanon F2 | R16 | clay | Augustin Gensse | 6-3 2-6 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.