Mikael Tillstrom defeated Alex Obrien 5-7 6-4 6-4 in the Tokyo round of 32 on hard. The upset overturned the form book — Alex Obrien came in leading the head-to-head 1–0, but Mikael Tillstrom had been the form player, winning 4 of their last 8 on hard. Mikael Tillstrom claimed a first win over Alex Obrien in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-01-06 | Sydney Outdoor | R16 | hard | Alex Obrien | 6-4 6-7(4) 6-4 |
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 (106 vs 42). ATP, WTA & Challenger.