| Personal information | |||
|---|---|---|---|
| Full name | Jonas Søgaard Mortensen | ||
| Date of birth | 17 January 2001 | ||
| Place of birth | Alslev, Denmark | ||
| Height | 1.79 m (5 ft 10 in) | ||
| Position | Right-back | ||
| Team information | |||
Current team | Rosenborg | ||
| Number | 15 | ||
| Youth career | |||
| Alslev SK | |||
| Varde IF | |||
| 2014–2019 | Esbjerg fB | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 2019–2025 | Esbjerg fB | 105 | (3) |
| 2025– | Rosenborg | 29 | (1) |
| International career | |||
| 2017 | Denmark U16 | 3 | (0) |
| 2018 | Denmark U17 | 3 | (0) |
| 2018 | Denmark U18 | 4 | (0) |
| 2019–2020 | Denmark U19 | 10 | (2) |
| * Club domestic league appearances and goals as of 18 October 2026 | |||
Jonas Søgaard Mortensen (born 17 January 2001) is a Danish professional footballer who plays for Rosenborg.
In 2012, Mortensen joined Esbjerg fB from Varde IF at the age of 13. In December 2016, Mortensen signed a three-year youth contract with the club. Already at the age of 16, Mortensen was a starter for the U19 squad.
Mortensen made his competitive debut for Esbjerg on 27 February 2019 against OB, playing 98 minutes of the Danish Cup quarter-final, which Esbjerg lost 5–4 after penalties. He made his league debut the following month, coming off the bench for Carlo Holse deep into injury time in a 2–1 victory against Vejle in the Danish Superliga.
Ahead of the 2019–20 pre-season, Mortensen was permanently promoted into the first team squad. Mortensen left the club at the end of the season. A month after the club announced Mortensen's departure, it emerged that the parties had signed a new agreement until June 2024. In June 2024, Mortensen extended further until June 2027.
| Club | Season | League | Cup | Europe | Other | Total | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Division | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | ||
| Esbjerg | 2018–19 | Danish Superliga | 1 | 0 | 1 | 0 | — | — | 2 | 0 | ||
| 2019–20 | 3 | 0 | 0 | 0 | — | — | 3 | 0 | ||||
| 2020–21 | Danish 1st Division | 8 | 0 | 0 | 0 | — | — | 8 | 0 | |||
| 2021–22 | 22 | 0 | 1 | 0 | — | — | 23 | 0 | ||||
| 2022–23 | Danish 2nd Division | 28 | 2 | 1 | 0 | — | — | 29 | 2 | |||
| 2023–24 | 25 | 1 | 2 | 0 | — | — | 27 | 1 | ||||
| 2024–25 | Danish 1st Division | 18 | 0 | 2 | 0 | — | — | 20 | 0 | |||
| Total | 105 | 3 | 7 | 0 | — | — | 112 | 3 | ||||
| Rosenborg | 2025 | Eliteserien | 13 | 0 | 3 | 0 | 1 | 0 | — | 17 | 0 | |
| 2026 | 16 | 1 | 2 | 0 | — | — | 18 | 1 | ||||
| Total | 29 | 1 | 5 | 0 | 1 | 0 | — | 35 | 1 | |||
| Career total | 133 | 4 | 12 | 0 | 1 | 0 | — | 147 | 4 | |||
Mortensen made his debut for Denmark under-16s on 21 May 2017, coming on as a substitute in a 1–1 UEFA Development Tournament draw against Kosovo. He made his first appearance at under-17 level in January 2018, playing in a 3–2 friendly win against Cyprus U17. He would go on to make three total appearances for the U17 team. On 13 January 2019, Mortensen made his debut for the under-19 team in a 1–1 friendly draw against Israel U19, playing the second half instead of Japhet Sery Larsen. He would go on to make 10 total appearances for the under-19 team.