Alex Obrien defeated Jan Michael Gambill 3-6 7-5 6-1 6-3 in the Australian Open round of 128 on hard. The upset overturned the form book — Jan Michael Gambill came in leading the head-to-head 1–0. Alex Obrien claimed a first win over Jan Michael Gambill in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-08-14 | Washington | R32 | hard | Jan Michael Gambill | 6-3 5-7 7-5 |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (42 vs 200). ATP, WTA & Challenger.