🇳🇴
Kristoffer Ajer
Kristoffer Vassbakk Köpp Ajer
Centre-Back
Brentford FC
28 years old
198 cm
right foot
Market Value
€22.0M
Contract Expires
Jun 30, 2028
Appearances
483
Goals
35
Assists
20
Minutes
38,690
Career Statistics
| Season | Competition | Apps | Goals | Assists |
|---|---|---|---|---|
| 26/27 | EFL Cup | 1 | 0 | 0 |
| ↳ | Premier League | 5 | 0 | 0 |
| ↳ | UEFA Nations League A | 4 | 1 | 0 |
| 25/26 | EFL Cup | 3 | 0 | 1 |
| ↳ | FA Cup | 1 | 0 | 0 |
| ↳ | International Friendlies | 5 | 0 | 0 |
| ↳ | Premier League | 27 | 0 | 1 |
| ↳ | World Cup | 5 | 0 | 0 |
| 24/25 | EFL Cup | 1 | 0 | 0 |
| ↳ | Premier League | 24 | 0 | 0 |
| ↳ | UEFA Nations League B | 2 | 0 | 0 |
| ↳ | World Cup Qualifiers (Europe) | 8 | 1 | 0 |
| 23/24 | EFL Cup | 2 | 0 | 0 |
| ↳ | FA Cup | 1 | 0 | 0 |
| ↳ | International Friendlies | 6 | 1 | 0 |
| ↳ | Premier League | 28 | 2 | 1 |
| 22/23 | European Qualifiers | 4 | 0 | 0 |
| ↳ | FA Cup | 1 | 0 | 0 |
| ↳ | Premier League | 9 | 0 | 0 |
| ↳ | Premier League Cup | 1 | 0 | 0 |
| ↳ | UEFA Nations League B | 1 | 0 | 0 |
| 21/22 | EFL Cup | 2 | 0 | 0 |
| ↳ | FA Cup | 2 | 0 | 0 |
| ↳ | International Friendlies | 1 | 0 | 0 |
| ↳ | Premier League | 24 | 1 | 2 |
| 20/21 | Europa League | 5 | 0 | 1 |
| ↳ | International Friendlies | 2 | 0 | 0 |
| ↳ | Scottish FA Cup | 2 | 0 | 0 |
| ↳ | Scottish League Cup | 1 | 0 | 0 |
| ↳ | Scottish Premiership | 31 | 1 | 1 |
| ↳ | Scottish Premiership Top Six Split | 4 | 1 | 2 |
| ↳ | UEFA Champions League Qualifying | 1 | 0 | 0 |
| ↳ | UEFA Europa League Qualifying | 2 | 0 | 0 |
| ↳ | UEFA Nations League B | 4 | 0 | 0 |
| ↳ | World Cup Qualifiers (Europe) | 4 | 0 | 0 |
| 19/20 | Europa League | 8 | 0 | 0 |
| ↳ | European Qualifiers Play-offs | 1 | 0 | 0 |
| ↳ | Scottish FA Cup | 3 | 0 | 0 |
| ↳ | Scottish League Cup | 4 | 0 | 0 |
| ↳ | Scottish Premiership | 28 | 3 | 2 |
| ↳ | UEFA Champions League Qualifying | 5 | 1 | 0 |
| ↳ | UEFA Europa League Qualifying | 2 | 0 | 0 |
| 18/19 | Europa League | 3 | 0 | 0 |
| ↳ | European Qualifiers | 8 | 0 | 0 |
| ↳ | Scottish FA Cup | 4 | 0 | 0 |
| ↳ | Scottish League Cup | 3 | 0 | 0 |
| ↳ | Scottish Premiership | 23 | 0 | 0 |
| ↳ | Scottish Premiership Top Six Split | 5 | 0 | 0 |
| ↳ | UEFA Champions League Qualifying | 5 | 0 | 1 |
| ↳ | UEFA Europa League Qualifying | 2 | 1 | 0 |
| ↳ | UEFA Nations League C | 2 | 0 | 0 |
| 17/18 | Champions League | 0 | 0 | 0 |
| ↳ | Europa League | 2 | 0 | 0 |
| ↳ | International Friendlies | 4 | 0 | 0 |
| ↳ | Scottish FA Cup | 5 | 0 | 0 |
| ↳ | Scottish League Cup | 1 | 0 | 0 |
| ↳ | Scottish Premiership | 19 | 0 | 0 |
| ↳ | Scottish Premiership Top Six Split | 5 | 0 | 0 |
| ↳ | UEFA Champions League Qualifying | 2 | 0 | 0 |
| ↳ | UEFA Euro Under-21 qualification | 5 | 1 | 0 |
| 16/17 | International Friendlies | 1 | 1 | 0 |
| ↳ | Premier League International Cup U21 | 1 | 1 | 0 |
| ↳ | Scottish Challenge Cup | 2 | 0 | 0 |
| ↳ | Scottish FA Cup | 1 | 0 | 0 |
| ↳ | Scottish Premiership | 16 | 0 | 0 |
| ↳ | UEFA Champions League Qualifying | 1 | 0 | 0 |
| ↳ | UEFA Euro Under-19 qualification | 6 | 3 | 0 |
| ↳ | UEFA Youth League | 5 | 0 | 1 |
| 15/16 | Eliteserien | 11 | 0 | 1 |
| ↳ | International Friendlies | 6 | 1 | 0 |
| ↳ | NM-Cup | 3 | 1 | 1 |
| 14/15 | Eliteserien | 30 | 8 | 4 |
| ↳ | International Friendlies | 5 | 0 | 0 |
| ↳ | NM-Cup | 2 | 4 | 0 |
| ↳ | Relegation Eliteserien | 2 | 0 | 0 |
| ↳ | UEFA Euro Under-17 qualification | 2 | 1 | 0 |
| 13/14 | Eliteserien | 13 | 1 | 1 |
| ↳ | International Friendlies | 3 | 0 | 0 |
| ↳ | NM-Cup | 0 | 0 | 0 |
Transfer History
€15.7M
Jul 21, 2021
Undisclosed
May 31, 2017
Undisclosed
Jan 20, 2017
€600.0K
Jul 1, 2016
Lillestrøm Yth.
Undisclosed
Jul 15, 2014
Market Value History
| Period | Value | Change |
|---|---|---|
| Jul 21, 2026 — Oct 4, 2026 | €22.0M | +€4.0M |
| Jan 7, 2026 — Jun 30, 2026 | €18.0M | +€2.0M |
| Oct 16, 2025 — Dec 8, 2025 | €16.0M | €2.0M |
| Dec 15, 2024 — May 29, 2025 | €18.0M | +€3.0M |
| Mar 13, 2024 — May 26, 2024 | €15.0M | €3.0M |
| Dec 18, 2023 | €18.0M | +€2.0M |
| Nov 2, 2022 — Jun 19, 2023 | €16.0M | €2.0M |
| Jun 14, 2022 | €18.0M | +€1.0M |
| Oct 4, 2021 — Dec 22, 2021 | €17.0M | +€10.0M |
| Jun 27, 2021 | €7.0M | +€3.0M |
| Jul 20, 2020 — Jan 17, 2021 | €4.0M | +€1.3M |
| Apr 7, 2020 | €2.7M | €300.0K |
| Aug 19, 2019 — Feb 4, 2020 | €3.0M | +€1.0M |
| Jan 2, 2019 | €2.0M | +€750.0K |
| Aug 7, 2018 | €1.3M | +€450.0K |
Achievements & Trophies
Premier League Cup-Winner
• FC Brentford U21
Scottish champion
• Celtic FC×3
Scottish cup winner
• Celtic FC×3
Scottish league cup winner
• Celtic FC×3
International Career
NorwaySenior
61
Caps
3
Goals
0
Assists
Debut: Mar 23, 2018
Norway U16U16
12
Caps
1
Goals
0
Assists
Debut: Jan 20, 2014
Norway U18U18
10
Caps
6
Goals
0
Assists
Debut: Oct 8, 2015
Norway U19U19
8
Caps
3
Goals
0
Assists
Debut: Feb 11, 2016
Norway U21U21
5
Caps
1
Goals
0
Assists
Debut: Jun 12, 2017
Norway U15U15
4
Caps
0
Goals
0
Assists
Debut: May 1, 2013
Norway U17U17
3
Caps
1
Goals
0
Assists
Debut: Oct 8, 2014
Injury History
| Injury | Period | Days Out | Games Missed |
|---|---|---|---|
| Back problems | Nov 7, 2025 - Nov 12, 2025 | 6 | 1 |
| Ankle injury | Dec 21, 2024 - Jan 25, 2025 | 36 | 7 |
| Foot injury | Oct 19, 2024 - Dec 7, 2024 | 50 | 11 |
| Ankle injury | Aug 31, 2024 - Sep 14, 2024 | 15 | 4 |
| Calf strain | Apr 6, 2024 - Apr 20, 2024 | 15 | 3 |
| Foot injury | Dec 2, 2023 - Jan 16, 2024 | 46 | 8 |
| Hamstring injury | Jul 9, 2022 - Aug 31, 2022 | 54 | 6 |
| Quarantine | Jan 9, 2021 - Jan 19, 2021 | 11 | 2 |
| Groin injury | Oct 29, 2020 - Nov 7, 2020 | 10 | 3 |
| Virus | Jan 25, 2020 - Jan 29, 2020 | 5 | 2 |