Stephane Matheu defeated Udo Plamberger 6-3 2-6 6-1 in the Bulgaria Masters 1 round of 16 on clay. The upset overturned the form book — Udo Plamberger came in leading the head-to-head 1–0. Stephane Matheu claimed a first win over Udo Plamberger in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-04-30 | Bulgaria Masters 4 | QF | clay | Udo Plamberger | 6-3 6-4 |