Bernat Mas Avellaneda defeated Walter Orth 4-6 6-4 6-1 in the Netherlands 1 4 round of 32 on clay. The upset overturned the form book — Walter Orth came in leading the head-to-head 1–0. Bernat Mas Avellaneda claimed a first win over Walter Orth in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-08-26 | Switzerland 2 3 | R32 | clay | Walter Orth | 7-6(0) 6-0 |