Marina Escobar Martinez defeated Celeste Contin 6-2 6-4 in the Athens II 25K round of 32 on clay. The upset overturned the form book — Celeste Contin came in leading the head-to-head 1–0. Marina Escobar Martinez claimed a first win over Celeste Contin in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-04-20 | Espinho 25K | QF | clay | Celeste Contin | 7-6 7-6 |