Amir Hadad defeated Nir Welgreen 7-6 7-5 in the Israel 2 4 qualifying round on hard. The upset overturned the form book — Nir Welgreen came in leading the head-to-head 5–1. Amir Hadad narrowed the head-to-head to 5–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-11-08 | Israel 2 Satellite 2 | R16 | hard | Nir Welgreen | 6-2 3-6 6-3 |
| 2002-02-11 | Israel F1 | QF | hard | Nir Welgreen | 6-1 6-7(7) 6-2 |
| 1999-06-07 | Ireland F2 | F | carpet | Nir Welgreen | 6-3 6-2 |
| 1998-03-23 | Israel F2 | R32 | hard | Nir Welgreen | 7-5 6-4 |
| 1997-11-01 | Israel 2 Masters 2 | R16 | hard | Amir Hadad | 6-3 3-6 6-3 |
| 1997-02-08 | Israel 1 Masters 1 | R16 | hard | Nir Welgreen | 6-2 4-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.