Valentin Sanon defeated Herbert Wiltschnig 6-3 6-1 in the Nigeria F5 quarter-final on hard. Valentin Sanon extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-01-12 | El Salvador F1 | R32 | clay | Valentin Sanon | 6-2 7-6(5) |
| 1998-01-10 | Central America Masters 1 | R16 | clay | Herbert Wiltschnig | 2-6 6-2 6-3 |