Eduardo Nicolas defeated Juan Antonio Saiz Panadero 3-6 6-3 6-0 in the Spain 3 Masters 1 qualifying round on clay. The upset overturned the form book — Juan Antonio Saiz Panadero came in leading the head-to-head 4–2, but Eduardo Nicolas had been the form player, winning 2 of their last 7 on clay. Eduardo Nicolas narrowed the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-10-16 | Spain 8 Masters 3 | R16 | clay | Eduardo Nicolas | 6-4 6-3 |
| 1998-04-03 | Spain 4 Masters 2 | R32 | clay | Juan Antonio Saiz Panadero | 7-5 5-7 7-6 |
| 1997-10-17 | Spain 9 Masters 2 | R32 | clay | Juan Antonio Saiz Panadero | 6-3 6-2 |
| 1997-08-08 | Spain 7 Masters 1 | R16 | clay | Eduardo Nicolas | 6-4 7-5 |
| 1997-01-31 | Spain 2 Masters 1 | R32 | clay | Juan Antonio Saiz Panadero | 6-1 6-3 |
| 1995-07-14 | Spain 6 Masters 4 | R32 | clay | Juan Antonio Saiz Panadero | 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.