| Season | League | Apps | Min | Goals | Assists | G+A / 90 | Rating |
|---|---|---|---|---|---|---|---|
| 2023 | Inkasso-Deildin | 1 | — | 1 | — | — | — |
| 2025 | Allsvenskan | 2 | 25 | 0 | 0 | — | 6.37 |
| 2026 | Besta deild | 13 | 455 | 1 | 0 | 0.2 | 6.7 |
Domestic league competitions only (SportMonks sub_type='domestic'); national-team, continental and cup competitions are excluded. Classification resolved by league id against the canonical leagues index. G+A/90 computed from minutes actually played.
Figures computed from the GioScore season-stats database · as of 2026-09-04
Player stats against each opponent club
| Team | MP | W | D | L | G | A | ||
|---|---|---|---|---|---|---|---|---|
 Víkingur Reykjavík | 3 | 1 | 1 | 1 | 0 | 0 | 0 | 0 |
 Malmö FF | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 IFK Göteborg | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Elfsborg | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 ÍA | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 |
 Degerfors | 2 | 0 | 2 | 0 | 0 | 0 | 0 | 0 |
 AIK | 2 | 1 | 0 | 1 | 0 | 0 | 0 | 0 |
 Brommapojkarna | 2 | 0 | 0 | 2 | 0 | 0 | 0 | 0 |
 Keflavík | 2 | 1 | 1 | 0 | 1 | 0 | 0 | 0 |
 Mjällby | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Djurgården | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Halmstad | 1 | 0 | 1 | 0 | 0 | 0 | 0 | 0 |
 ÍBV | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 GAIS | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Örgryte | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Hammarby | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Häcken | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Sirius | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
 Öster | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 |
 Valur | 1 | 0 | 0 | 1 | 0 | 0 | 0 | 0 |
Jónatan Gudni Arnarsson finished the 2026 Besta deild with 1 goal from 13 appearances (455 minutes), with no assists recorded — 0.2 goal involvements per 90. His average match rating for that season computes to 6.7.
3 league seasons sit on his record, from 2023 to 2026 across 3 clubs.
