Head to head
1
Hard
1
2
Clay
1
Younes El Aynaoui's wins on the left · Agustin Calleri's on the right · bar lengths share one scale
All meetings (6)
| 2008 | Casablanca | Clay | QF | Agustin Calleri | W/O |
| 2003 | Miami Masters | Hard | R64 | Younes El Aynaoui | 6-1 6-4 |
| 2002 | Barcelona | Clay | R32 | Younes El Aynaoui | 6-3 3-0 RET |
| 2002 | Monte Carlo Masters | Clay | R64 | Younes El Aynaoui | 6-3 6-4 |
| 2002 | Miami Masters | Hard | R64 | Agustin Calleri | 7-5 6-1 |
| 2001 | Hamburg Masters | Clay | R64 | Agustin Calleri | 7-6(7) 7-6(1) |
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.