| 1. deild | M. | W | D | L | goals | |||
| at home | 3 | 3 | 0 | 0 | 9 | : | 2 | |
| Away | 3 | 0 | 3 | 0 | 2 | : | 2 | |
| ∑ | 6 | 3 | 3 | 0 | 11 | : | 4 | |
| Bikar | M. | W | D | L | goals | |||
| Away | 1 | 0 | 0 | 0 | : | |||
| ∑ | 1 | 0 | 0 | 0 | : | |||
| Lengjubikarinn | M. | W | D | L | goals | |||
| Away | 1 | 1 | 0 | 0 | 3 | : | 0 | |
| ∑ | 1 | 1 | 0 | 0 | 3 | : | 0 | |
| overall | M. | W | D | L | goals | |||
| at home | 3 | 3 | 0 | 0 | 9 | : | 2 | |
| Away | 5 | 1 | 3 | 0 | 5 | : | 2 | |
| Neutral Place | 0 | 0 | 0 | 0 | 0 | : | 0 | |
| ∑ | 8 | 4 | 3 | 0 | 14 | : | 4 | |
| 1. deild | |||||
| 2024 | 17. Round | UMF Njarðvík | - | Fjölnir Reykjavík | 0:0 (0:0) |
| 2024 | 6. Round | Fjölnir Reykjavík | - | UMF Njarðvík | 4:2 (3:1) |
| 2023 | 22. Round | Fjölnir Reykjavík | - | UMF Njarðvík | 4:0 (1:0) |
| 2023 | 11. Round | UMF Njarðvík | - | Fjölnir Reykjavík | 1:1 (0:1) |
| 2019 | 16. Round | UMF Njarðvík | - | Fjölnir Reykjavík | 1:1 |
| 2019 | 5. Round | Fjölnir Reykjavík | - | UMF Njarðvík | 1:0 |
| Bikar | |||||
| 2022 | 1. Round | UMF Njarðvík | - | Fjölnir Reykjavík | 5:4 pso |
| Lengjubikarinn | |||||
| 2024 | Group 3 | UMF Njarðvík | - | Fjölnir Reykjavík | 0:3 (0:2) |
|
For games that were decided on penalties the score after 120 minutes will be included in the ranking |
Iceland ![Fjölnir Reykjavík [U17]](https://s.hs-data.com/bilder/wappen/mini/29570.gif?fallback=png "Fjölnir Reykjavík [U17]"){kind=small}
![Fjölnir Reykjavík [Youth]](https://s.hs-data.com/bilder/wappen/mini/26156.gif?fallback=png "Fjölnir Reykjavík [Youth]"){kind=small}