Emilio Viuda Hernandez defeated Eduardo Nicolas 1-6 6-4 7-5 in the Spain 3 Masters 3 qualifying round on clay. The upset overturned the form book — Eduardo Nicolas came in leading the head-to-head 2–1. Emilio Viuda Hernandez narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-01-02 | Spain 1 Masters 1 | R16 | clay | Eduardo Nicolas | 6-3 6-2 |
| 1998-01-03 | Spain 1 Masters 4 | R32 | clay | Emilio Viuda Hernandez | 5-7 7-5 6-4 |
| 1997-05-09 | Spain 4 Masters 3 | R16 | clay | Eduardo Nicolas | 4-6 6-4 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.