Albert Chang defeated Mike Bauer 7-6 4-6 7-5 in the Canada Masters 1 semi-final on clay. The upset overturned the form book — Mike Bauer came in leading the head-to-head 1–0. Albert Chang claimed a first win over Mike Bauer in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-06-08 | Canada Masters 3 | QF | clay | Mike Bauer | 6-4 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.