Michael Stich defeated Christian Bergstrom 6-3 6-3 in the Munich round of 32 on clay. The upset overturned the form book — Christian Bergstrom came in leading the head-to-head 1–0, defending last year's semi-final. Michael Stich claimed a first win over Christian Bergstrom in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-09-23 | Basel | R32 | hard | Christian Bergstrom | 6-3 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.