| Personal information | |||
|---|---|---|---|
| Full name | Frederik Roslyng Christiansen [1] | ||
| Date of birth | 25 December 2005 | ||
| Place of birth | Flensburg, Germany | ||
| Height | 1.89 m (6 ft 2 in) [1] | ||
| Position | Centre-back | ||
| Team information | |||
Current team | Holstein Kiel | ||
| Number | 2 | ||
| Youth career | |||
| ?–2019 | Juelsminde IF | ||
| 2019–2025 | AC Horsens | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 2023–2025 | AC Horsens | 32 | (1) |
| 2025– | Holstein Kiel | 2 | (0) |
| 2025– | Holstein Kiel II | 1 | (0) |
| International career‡ | |||
| 2021 | Denmark U17 | 2 | (0) |
| 2024– | Denmark U19 | 3 | (0) |
| 2024– | Denmark U20 | 3 | (0) |
| * Club domestic league appearances and goals as of 22:00, 20 December 2025 (UTC) ‡ National team caps and goals as of 22:00, 20 December 2025 (UTC) | |||
Frederik Roslyng Christiansen (born 25 December 2005) is a Danish professional footballer who plays as a centre-back for 2. Bundesliga club Holstein Kiel. [1] He is a Denmark youth international.
Roslyng made his professional debut at the age of 17 with AC Horsens. [2]
In August 2025 he joined German club Holstein Kiel, which had been relegated from the Bundesliga to the 2. Bundesliga the previous season, signing a contract until June 2029. [3] The transfer fee paid to Horsens was reported as €1.2 million. [2]
Roslyng has appeared for the Denmark U19 and Denmark U20 national teams. [3]
Roslyng's parents Lars Christiansen and Christina Roslyng are former handball players. [3] He was born in Flensburg, 7 kilometres from the Danish border, when his father Lars was playing for German side SG Flensburg-Handewitt. [4]
| Club | Season | League | National cup [a] | Total | ||||
|---|---|---|---|---|---|---|---|---|
| Division | Apps | Goals | Apps | Goals | Apps | Goals | ||
| AC Horsens | 2023–24 | Danish 1st Division | 7 | 0 | 0 | 0 | 7 | 0 |
| 2024–25 | Danish 1st Division | 20 | 1 | 2 | 0 | 22 | 1 | |
| 2025–26 | Danish 1st Division | 5 | 0 | 1 | 0 | 6 | 0 | |
| Total | 32 | 1 | 4 | 0 | 36 | 1 | ||
| Holstein Kiel II | 2025–26 | Oberliga Schleswig-Holstein | 1 | 0 | – | 1 | 0 | |
| Holstein Kiel | 2025–26 | 2. Bundesliga | 2 | 0 | 0 | 0 | 2 | 0 |
| Career total | 35 | 1 | 4 | 0 | 39 | 1 | ||
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