Player Summary
J. Mattar is a Midfielder at Newells Old Boys (Liga Profesional Argentina). Their club career began at Fiji U17 in 2025, and they have been with Newells Old Boys since 2025. Listed records show 9 appearances for Argentina U17.
Season goals1
Season assists1
Rating6.83
Upcoming matches
Scope: 2026
| Competition | Round | Date | Opponent | H/A | Venue |
|---|---|---|---|---|---|
| Liga Profesional Argentina | Clausura - 14 | 2026-10-25 | A | Estadio Pedro Bidegain | |
| Liga Profesional Argentina | Clausura - 15 | 2026-11-02 | H | Estadio Marcelo Bielsa | |
| Liga Profesional Argentina | Clausura - 16 | 2026-11-09 | A | Estadio Presidente Peron |
Key metrics (total)
Appearances25
Starts11
Minutes1,230 min
Goals1
Assists1
G+A2
Yellow cards6
Red cards0
Key metrics are totals for the displayed season (2 competitions combined, 2026).
Performance by competition
2 competitions
| Competition | Appearances | Starts | Min | Goals | Assists | Yellow cards | Red cards | Rating |
|---|---|---|---|---|---|---|---|---|
 Liga Profesional Argentina | 24 | 11 | 1,186 | 1 | 1 | 5 | 0 | 6.83 |
 Copa Argentina | 1 | 0 | 44 | 0 | 0 | 1 | 0 | - |