| Frederik Elkær | |
| Fullname: | Frederik Elkær |
| Birth Date: | December 11, 2001 |
| Birth Place: | Viborg, Denmark |
| Position: | Left-back |
| Currentclub: | Lillestrøm |
| Clubnumber: | 11 |
| Youthclubs1: | Viborg |
| Youthyears2: | 2018 |
| Youthclubs2: | Silkeborg |
| Youthyears3: | 2019 |
| Youthclubs3: | Viborg |
| Youthyears4: | 2019–2021 |
| Youthclubs4: | Hobro |
| Years1: | 2020–2023 |
| Clubs1: | Hobro |
| Caps1: | 53 |
| Goals1: | 7 |
| Years2: | 2023– |
| Clubs2: | Lillestrøm |
| Caps2: | 13 |
| Goals2: | 1 |
| Pcupdate: | 18:35, 19 August 2024 (UTC) |
Frederik Elkær (born 11 December 2001) is a Danish professional footballer, who plays as a left-back for Norwegian Eliteserien side Lillestrøm SK.
Elkær joined Hobro IK in the summer 2019. On 8 July 2020, Elkær got his official debut for Hobro in the Danish Superliga against AC Horsens.[1] He played all 90 minutes of the game and became the youngest Danish Superliga debutant in the history of Hobro IK.
On 31 August 2023, Elkær was sold to Norwegian Elitserien side Lillestrøm, with the player signing until the end of 2026.[2]