Kristoffer Ajer
Team:
Brentford
- Position: Defender
- Age 28
- Born: 17 April 1998
- Height: 198 cm
- Weight: 92 kg
- Country: Norway
Career
League
| Season | Competition | Team | Games | Goals | Assists | Yellow | Red |
|---|---|---|---|---|---|---|---|
| 2026/2027 | England. Premier League | Brentford | 8 | 1 | 2 | ||
| 2025/2026 | England. Premier League | Brentford | 27 | 1 | 4 | ||
| 2024/2025 | England. Premier League | Brentford | 24 | 5 | |||
| 2023/2024 | England. Premier League | Brentford | 28 | 2 | 1 | 5 | |
| 2022/2023 | England. Premier League | Brentford | 9 | ||||
| 2021/2022 | England. Premier League | Brentford | 24 | 1 | 3 | 5 | |
| 2020/2021 | Scotland. Premier League |  Celtic | 35 | 2 | 3 | 1 | |
| 2019/2020 | Scotland. Premier League | Celtic | 28 | 3 | 1 | 3 | |
| 2018/2019 | Scotland. Premier League | Celtic | 28 | 1 | 6 | 1 | |
| 2017/2018 | Scotland. Premier League | Celtic | 24 | 3 | |||
| 2016/2017 | Scotland. Premier League |  Kilmarnock | 16 | 2 | |||
| 2016 | Division 1 |  IK Start | 11 | 1 | 4 | ||
| 2015 | Division 1 | IK Start | 32 | 8 | 2 | ||
| 2014 | Division 1 | IK Start | 13 | 1 | 1 | ||
| Total | 307 | 18 | 11 | 43 | 1 | ||
Cups
| Season | Competition | Team | Games | Goals | Assists | Yellow |
|---|---|---|---|---|---|---|
| 2026/2027 | England. League Cup | Brentford | 2 | |||
| 2025/2026 | England. FA Cup | Brentford | 1 | |||
| 2025/2026 | England. League Cup | Brentford | 3 | 1 | ||
| 2024/2025 | England. League Cup | Brentford | 1 | |||
| 2023/2024 | England. FA Cup | Brentford | 1 | |||
| 2023/2024 | England. League Cup | Brentford | 2 | |||
| 2022/2023 | England. Premier League Cup |  Brentford U21 | 1 | 1 | ||
| 2022/2023 | England. FA Cup | Brentford | 1 | |||
| 2021/2022 | England. FA Cup | Brentford | 2 | |||
| 2021/2022 | England. League Cup | Brentford | 2 | |||
| 2020/2021 | Scotland. FA Cup | Celtic | 2 | |||
| 2020/2021 | Scotland. League Cup | Celtic | 1 | |||
| 2019/2020 | Scotland. FA Cup | Celtic | 3 | 1 | ||
| 2019/2020 | Scotland. League Cup | Celtic | 4 | 1 | ||
| 2018/2019 | Scotland. FA Cup | Celtic | 4 | |||
| 2018/2019 | Scotland. League Cup | Celtic | 3 | |||
| 2017/2018 | Scotland. FA Cup | Celtic | 5 | |||
| 2017/2018 | Scotland. League Cup | Celtic | 1 | |||
| 2016 | Norwegian Cup | IK Start | 1 | 1 | ||
| 2015 | Norwegian Cup | IK Start | 1 | 4 | ||
| Total | 41 | 5 | 2 | 2 | ||
International
| Season | Competition | Team | Games | Goals | Assists | Yellow |
|---|---|---|---|---|---|---|
| 2020/2021 | UEFA Europa League | Celtic | 7 | 1 | ||
| 2020/2021 | UEFA Champions League | Celtic | 1 | |||
| 2019/2020 | UEFA Europa League | Celtic | 10 | 2 | ||
| 2019/2020 | UEFA Champions League | Celtic | 5 | 1 | 1 | |
| 2018/2019 | UEFA Europa League | Celtic | 5 | 1 | ||
| 2018/2019 | UEFA Champions League | Celtic | 5 | 3 | ||
| 2017/2018 | UEFA Europa League | Celtic | 2 | |||
| 2017/2018 | UEFA Champions League | Celtic | 2 | 1 | ||
| 2016/2017 | UEFA Youth League | Celtic U19 | 5 | 2 | ||
| 2016/2017 | UEFA Champions League | Celtic | 1 | |||
| Total | 43 | 2 | 1 | 9 | ||
Other competitions
| Season | Competition | Team | Games | Goals | Assists | Yellow | Red |
|---|---|---|---|---|---|---|---|
| 2026/2027 | UEFA Nations League |  Norway | 4 | 1 | 1 | ||
| 2026 | World Cup | Norway | 5 | 1 | |||
| 2026 | Club Friendlies | Norway | 4 | 1 | |||
| 2026 | World Cup | Norway | 8 | 1 | 1 | ||
| 2025 | Club Friendlies | Norway | 1 | ||||
| 2024/2025 | UEFA Nations League | Norway | 2 | ||||
| 2024 | Club Friendlies | Norway | 4 | 1 | |||
| 2024 | UEFA European Championship | Norway | 4 | 1 | |||
| 2023 | Club Friendlies | Norway | 2 | 1 | |||
| 2022/2023 | UEFA Nations League | Norway | 1 | ||||
| 2022 | Club Friendlies | Norway | 1 | ||||
| 2022 | World Cup | Norway | 4 | ||||
| 2021 | Club Friendlies | Norway | 2 | ||||
| 2020/2021 | UEFA Nations League | Norway | 5 | ||||
| 2020 | UEFA European Championship | Norway | 9 | 2 | |||
| 2019 | UEFA European U21 Championship |  Norway U21 | 5 | 1 | 1 | 2 | |
| 2018/2019 | UEFA Nations League | Norway | 2 | ||||
| 2018 | Club Friendlies | Norway | 4 | 1 | |||
| 2017 | UEFA European U19 Championship |  Norway U19 | 6 | 3 | 2 | 1 | |
| 2016 | Club Friendlies | Norway U19 | 1 | ||||
| 2015 | UEFA European U17 Championship. Qualification (Round 2. League B) |  Norway U17 | 2 | 1 | 2 | ||
| Total | 76 | 8 | 1 | 15 | 1 | ||
Recent matches
- 28 Oct, 19:45 UTC
Sunderland3:2BrentfordEngland. League Cup · 19 min L - 25 Oct, 14:00 UTC
Hull City1:1BrentfordEngland. Premier League · 90 min D - 17 Oct, 14:00 UTCBrentford1:2
LiverpoolEngland. Premier League · 90 min L - 10 Oct, 14:00 UTC
Aston Villa2:2BrentfordEngland. Premier League · 90 min · Goals: 1 · Yellow cards: 1 D - 4 Oct, 18:45 UTC
Portugal2:1NorwayUEFA Nations League · 90 min · Goals: 1 L - 1 Oct, 18:45 UTC
Wales2:1NorwayUEFA Nations League · 90 min L - 27 Sep, 18:45 UTCNorway1:2PortugalUEFA Nations League · 90 min · Yellow cards: 1 L
- 24 Sep, 18:45 UTCNorway3:2
DenmarkUEFA Nations League · 90 min W - 18 Sep, 19:00 UTCBrentford3:0
ChelseaEngland. Premier League · 90 min W - 15 Sep, 19:00 UTC
Reading1:2BrentfordEngland. League Cup · 90 min W
Transfers
Injuries and suspensions
- injuryfrom 26 January 2026 until 31 January 2026
- back injuryfrom 10 November 2025 until 12 November 2025
- injuryfrom 17 September 2025 until 18 September 2025
- injuryfrom 5 May 2025 until 15 May 2025
- ankle injuryfrom 22 December 2024 until 24 January 2025
- foot injuryfrom 20 October 2024 until 6 December 2024
- ankle injuryfrom 1 September 2024 until 13 September 2024
- calf injuryfrom 7 April 2024 until 19 April 2024
- ankle injuryfrom 17 January 2024 until 19 January 2024
- ankle injuryfrom 26 November 2023 until 15 January 2024
- Hitfrom 13 September 2023 until 22 September 2023
- calf injuryfrom 12 March 2023 until 5 May 2023
- knee injuryfrom 7 November 2022 until 6 January 2023
- thigh injuryfrom 2 August 2022 until 2 September 2022
- injuryfrom 6 March 2022 until 11 March 2022
- thigh injuryfrom 28 October 2021 until 1 January 2022
- thigh injuryfrom 26 September 2021 until 15 October 2021
- illnessfrom 11 January 2021 until 19 January 2021
- injuryfrom 16 November 2020 until 20 November 2020
- groin injuryfrom 30 October 2020 until 7 November 2020
- eye injuryfrom 12 November 2018 until 12 December 2018
- muscle injuryfrom 27 September 2018 until 27 October 2018
- illnessfrom 15 September 2018 until 25 September 2018
- knee injuryfrom 22 July 2016 until 29 July 2016