Paul Ricar defeated Christoph Sieber 6-2 6-4 in the Bangladesh Pakistan Masters 2 round of 32 on hard. The upset overturned the form book — Christoph Sieber came in leading the head-to-head 1–0. Paul Ricar claimed a first win over Christoph Sieber in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-09-16 | Romania Masters 2 | R32 | clay | Christoph Sieber | 6-4 7-6 |