Head to Head
| Iceland Pre-Season Cup | 2021/01/30 17:00 | Fjolnir v Fylkir Reykjavik | L | 2-3 |
| Iceland Premier League | 2020/08/25 19:15 | Fylkir Reykjavik v Fjolnir | L | 2-0 |
| Iceland Premier League | 2020/07/04 14:00 | Fjolnir v Fylkir Reykjavik | L | 1-2 |
| Iceland Pre-Season Cup | 2020/01/19 17:10 | Fylkir Reykjavik v Fjolnir | L | 5-3 |
| Iceland Pre-Season Cup | 2019/01/31 19:01 | Fjolnir v Fylkir Reykjavik | L | 0-3 |
| Iceland Premier League | 2018/09/29 14:00 | Fylkir Reykjavik v Fjolnir | L | 7-0 |
| Iceland Premier League | 2018/07/01 19:15 | Fjolnir v Fylkir Reykjavik | W | 2-1 |
| Iceland Pre-Season Cup | 2018/02/05 20:00 | Fjolnir v Fylkir Reykjavik | W | 3-2 |
Home History
| Iceland League Cup | 2021/02/12 18:00 | Throttur Reykjavik v Fjolnir | L | 4-3 |
| Iceland Pre-Season Cup | 2021/01/30 17:00 | Fjolnir v Fylkir Reykjavik | L | 2-3 |
| Iceland Pre-Season Cup | 2021/01/19 19:00 | KR Reykjavik v Fjolnir | L | 3-2 |
| Iceland Premier League | 2020/10/04 17:00 | Stjarnan v Fjolnir | L | 1-0 |
| Iceland Premier League | 2020/09/27 14:00 | FH Hafnarfjordur v Fjolnir | L | 1-0 |
| Iceland Premier League | 2020/09/24 16:15 | Fjolnir v IA Akranes | L | 1-3 |
| Iceland Premier League | 2020/09/19 14:00 | Fjolnir v KA Akureyri | D | 1-1 |
| Iceland Premier League | 2020/09/14 19:15 | Grotta Seltjarnarnes v Fjolnir | D | 2-2 |
Away History
| Iceland League Cup | 2021/02/17 19:00 | Fylkir Reykjavik v IBV Vestmannaeyjar | W | 3-2 |
| Iceland Pre-Season Cup | 2021/02/06 15:00 | Fylkir Reykjavik v Valur Reykjavik | D | 1-1 |
| Iceland Pre-Season Cup | 2021/01/30 17:00 | Fjolnir v Fylkir Reykjavik | W | 2-3 |
| Iceland Pre-Season Cup | 2021/01/26 19:00 | Fylkir Reykjavik v KR Reykjavik | W | 4-0 |
| Iceland Pre-Season Cup | 2021/01/19 19:00 | Fylkir Reykjavik v Fram Reykjavik | W | 3-2 |
| Iceland Premier League | 2020/10/04 19:15 | Breidablik v Fylkir Reykjavik | L | 4-1 |
| Iceland Premier League | 2020/09/27 14:00 | KR Reykjavik v Fylkir Reykjavik | W | 1-2 |
| Iceland Premier League | 2020/09/24 19:15 | Fylkir Reykjavik v Vikingur Reykjavik | W | 2-1 |