Head to Head
| Iceland Premier League | 2018/08/08 19:15 | Fjolnir v Keflavik | D | 0-0 |
| Iceland Premier League | 2018/05/18 19:15 | Keflavik v Fjolnir | W | 1-2 |
| Iceland League Cup | 2018/02/16 20:00 | Keflavik v Fjolnir | D | 2-2 |
| Iceland Premier League | 2015/08/10 19:15 | Keflavik v Fjolnir | D | 1-1 |
| Iceland Premier League | 2015/05/20 19:15 | Fjolnir v Keflavik | W | 1-0 |
| Iceland Premier League | 2014/08/25 18:00 | Fjolnir v Keflavik | D | 1-1 |
| Iceland Premier League | 2014/06/01 19:15 | Keflavik v Fjolnir | D | 1-1 |
Home History
| Iceland 1 Deild | 2019/07/04 19:15 | Leiknir Reykjavik v Fjolnir | W | 0-2 |
| Iceland 1 Deild | 2019/06/29 14:00 | Fjolnir v Thor Akureyri | W | 4-0 |
| Iceland 1 Deild | 2019/06/19 19:15 | Throttur Reykjavik v Fjolnir | W | 0-1 |
| Iceland 1 Deild | 2019/06/13 19:15 | Fjolnir v Vikingur Olafsvik | L | 1-3 |
| Iceland 1 Deild | 2019/06/07 19:15 | Grotta Seltjarnarnes v Fjolnir | D | 0-0 |
| Iceland 1 Deild | 2019/06/01 14:00 | Fjolnir v Njardvik | W | 1-0 |
| Iceland Cup | 2019/05/29 17:00 | IBV Vestmannaeyjar v Fjolnir | L | 2-0 |
| Iceland 1 Deild | 2019/05/23 19:15 | Afturelding v Fjolnir | W | 1-3 |
Away History
| Iceland 1 Deild | 2019/07/04 19:15 | Keflavik v Haukar | D | 1-1 |
| Iceland 1 Deild | 2019/06/27 19:15 | Keflavik v Leiknir Reykjavik | L | 1-3 |
| Iceland 1 Deild | 2019/06/22 16:00 | Thor Akureyri v Keflavik | D | 0-0 |
| Iceland 1 Deild | 2019/06/17 16:00 | Vikingur Olafsvik v Keflavik | W | 0-1 |
| Iceland 1 Deild | 2019/06/13 19:15 | Keflavik v Throttur Reykjavik | L | 1-3 |
| Iceland 1 Deild | 2019/05/31 19:15 | Keflavik v Grotta Seltjarnarnes | L | 1-2 |
| Iceland Cup | 2019/05/28 19:15 | Keflavik v Njardvik | L | 0-1 |
| Iceland 1 Deild | 2019/05/23 19:15 | Njardvik v Keflavik | D | 0-0 |