J. Gíslason
Defender · 
Iceland U21
Iceland U21 Career
| Season | Club | Apps | Goals | A | Rating |
|---|---|---|---|---|---|
| 25/26 | Iceland U21 · UEFA U21 Championship - Qualification | 0 | 0 | 0 | |
| 24/25 |  IA Akranes · Úrvalsdeild | 28 | 5 | 0 | |
| 23/24 | IA Akranes · 1. Deild | 23 | 0 | 0 | |
| 22/23 | IA Akranes · Úrvalsdeild | 19 | 0 | 0 | |
| 21/22 | IA Akranes · Úrvalsdeild | 20 | 1 | 0 | |
| 20/21 |  Iceland U19 · UEFA U19 Championship | 3 | 0 | 0 | |
| 19/20 |  ÍA U19 · UEFA Youth League | 4 | 0 | 0 |