Lech Sidor defeated Robert Eriksson 6-2 6-3 in the Poland Masters 2 round of 16 on clay. The upset overturned the form book — Robert Eriksson came in leading the head-to-head 1–0, but Lech Sidor had been the form player, winning 3 of their last 5 on clay. Lech Sidor claimed a first win over Robert Eriksson in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1993-06-27 | Poland Masters 4 | R32 | clay | Robert Eriksson | 6-4 6-2 |