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KAKristoffer Ajer

Kristoffer Ajer

€15MMarket Value
Brentford
Brentford•Defender•
NorwayNorway
6.9
Season Score
28
Apr 17, 1998
198 cm
Height
20
Shirt Number
Card stats based on
2026/2027

Performance Overview

Season Performance 26/27
All Competitions
Matches
6
Goals
0
Assists
0
Goal Contributions
0
Mins/game
90
Avg Rating
6.94

rating

6.72-0.34(-4.8%)
Last 46 matches
Sep 25, 2025 — Sep 25, 2026
High
7.11
Low
6.50
Avg
6.72
G+A
0
Wins22
Draws12
Losses12
MonthMatchesMinsGAG+AG/MRating
Sep 2026
54500000.006.77
Aug 2026
32510000.007.11
Jul 2026
22100000.006.54
Jun 2026
54050000.006.91
May 2026
31820000.006.50
Mar 2026
53490000.006.52
Feb 2026
54410000.006.75
Jan 2026
53970000.006.78
Dec 2025
53260000.006.50
Nov 2025
43500000.006.57
Oct 2025
43600000.006.81
11 months • 46 matches
Career Statistics

Career

Career Progress

Career Progress

Appearances per Season

Appearance Distribution

64
Full match
34
Substituted off
22
From Bench

Kristoffer Ajer — computed career insights

Career figures, computed
Best-rated season
2019/2020 · 7.34Premiership
Lowest-rated season
2022/2023 · 6.57Premier League
Rating trend
-0.23last 2 rated seasons vs career average before them (min. 5 apps)
Career involvement (league)
0.12 G+A per 9017 goals + 14 assists across 14 league seasons (per-90 from 23283 minutes on record)
League seasons on record
14 (2014–2026)
Clubs with recorded appearances
7

Figures computed from the GioScore season-stats database · as of 2026-09-25

Rival Clubs(49)

Player stats against each opponent club

TeamMPWDLGA
KilmarnockKilmarnock128311020
HibernianHibernian113620010
RosenborgRosenborg71241020
Tottenham HotspurTottenham Hotspur42110010
Manchester CityManchester City40040010
Manchester UnitedManchester United41030000
Aston VillaAston Villa43100010
ArsenalArsenal41120000
MotherwellMotherwell44001000
StrømsgodsetStrømsgodset40130000
VikingViking41030010
AalesundAalesund41121100
StabækStabæk41032010
OddOdd40130010
LillestrømLillestrøm40310000
Sarpsborg 08Sarpsborg 0841031010
West Ham UnitedWest Ham United32100000
LiverpoolLiverpool31110010
Wolverhampton WanderersWolverhampton Wanderers31110010
Leicester CityLeicester City31020000
1–20 of 49

Rival National Teams(1)

Player stats against each opponent national team

TeamMPWDLGA
NetherlandsNetherlands20110010
Transfers

Transfers

Transfer Value History

Last Transfer: €15.7M

Transfer History

Celtic
Celtic
Brentford
Brentford
Jul 21, 2021Transfer€16M
Kilmarnock
Kilmarnock
Celtic
Celtic
May 31, 2017End of loan
Celtic
Celtic
Kilmarnock
Kilmarnock
Jan 20, 2017Loan
Start
Start
Celtic
Celtic
Jul 1, 2016Transfer€600K
Lillestrøm U19
Lillestrøm U19
Start
Start
Jul 15, 2014Transfer
Trophies

Trophies & Awards

9 titles won

Championships

Premiership
Premiership
3x Winner(2017/2018, 2018/2019, 2019/2020)
3x
League Cup
League Cup
3x Winner(2017, 2018/2019, 2019/2020)
3x
Scottish Cup
Scottish Cup
2x Winner(2017/2018, 2018/2019)
2x
Premier League Cup
Premier League Cup
1x Winner(2022/2023)
1x

About Kristoffer Ajer

Over 5 Premier League games in 2026/2027 (450 minutes), Kristoffer Ajer recorded no direct goal contributions. His average match rating for that season computes to 6.86.

Season ratings peak at 7.34 in 2019/2020, Premiership and bottom out at 6.57 in 2022/2023. Averaged over his last two rated seasons, he sits 0.23 below his earlier career level.

Split by competition, the league record covers 3 domestic leagues: Premiership (131 appearances, 5 goals), Premier League (117 appearances, 3 goals) and Eliteserien (54 appearances, 9 goals). 6 of those 14 recorded campaigns ended with 25 league appearances or more. Across 2018/2019–2020/2021, the heaviest three-year block, he totalled 91 league appearances (30 a season).

Frequently Asked Questions

What position does Kristoffer Ajer play?
Kristoffer Ajer plays as a Defender for Brentford in the Premier League. He has started 5 of his 5 appearances in the Premier League 2026/2027.
What team does Kristoffer Ajer play for?
Kristoffer Ajer currently plays for Brentford in the Premier League. He has 5 appearances in the Premier League 2026/2027.
How old is Kristoffer Ajer?
Kristoffer Ajer is 28 years old, born on April 17, 1998. He is from Norway. At 28, he has already won 9 trophies in his professional career.
How tall is Kristoffer Ajer?
Kristoffer Ajer is 198 cm tall. He weighs 92 kg. His preferred foot is the right.
How many trophies has Kristoffer Ajer won?
Kristoffer Ajer has won 9 trophies throughout his career. He currently plays for Brentford.
What nationality is Kristoffer Ajer?
Kristoffer Ajer is from Norway. At club level, he plays for Brentford.