Head to head
2
Hard
0
1
Clay
1
Stefan Koubek's wins on the left · Younes El Aynaoui's on the right · bar lengths share one scale
All meetings (4)
| 2002 | Doha | Hard | SF | Stefan Koubek | 7-6(1) 7-6(5) |
| 2002 | Hamburg Masters | Clay | R16 | Stefan Koubek | 7-6(6) 6-2 |
| 2002 | Indian Wells Masters | Hard | R64 | Stefan Koubek | 7-6(7) 6-3 |
| 1999 | Amsterdam | Clay | R32 | Younes El Aynaoui | 7-6(6) 6-3 |
Methodology
Head-to-head totals and surface splits exclude walkovers (no match was played), which follows ATP convention — walkover meetings still appear in the match list. The momentum chart plots the running lead across all counted meetings, oldest to newest.