Brentford

Kristoffer Ajer

Defender#20

Bio

Born in Rælingen in 1998, Kristoffer Ajer debuted for IK Start in 2014 and now plays for Celtic F.C.. He has also played for Kilmarnock F.C.. He plays as a defender. He has represented the Norway national under-17 association football team and the Norway national under-21 association football team.

Key facts

Age: 28
Height: 1.98 m
Weight: 92 kg
Number: #20
Born: 17/4/1998
Birthplace: Rælingen
Debut: 2014
Position: Defender
Nationality: Norway

Official profile

ESPN player page ↗Wikipedia ↗Wikidata ↗

Follow

Instagram@kristoffer.v.ajer X@kristofferajer

Official accounts listed on Wikidata.

Career

2014–now

2014–2016IK Start
2015–Norway national under-17 association football teamNational team
2015–Norway national under-21 association football teamNational team
2016–Celtic F.C.
2016–Norway national under-19 association football teamNational team
Kilmarnock F.C.

Career stats

Season

Swipe for more

	STRT	FC	FA	YC	RC	G	A	SHOT	SOG	OFF
2026-27 UEFA Nations League	6	3	3	1	0	1	0	4	1	0
2026-27 English Premier League	10	6	6	3	0	1	0	5	2	1
2026-27 Carabao Cup	1	0	0	0	0	0	0	0	0	0
2026 International Friendly	4	7	0	1	0	0	0	1	0	0
2026 FIFA World Cup	5	2	1	1

Stats from official league and public sports feeds. Updated hourly. Career and honours from Wikidata (CC0).

Every game we hold

Includes finals, playoffs and exhibition games, so totals run higher than regular-season figures.

Season
2026-27 Premier LeagueBrentford	9	1	0	4	2	810	2	0	0	9	0	5	6	0	9	0
2026 UEFA Nations LeagueNorway	4	1	0	3	1	360	1	0	0	4	0	3	3	0	8	0
2026 FIFA World CupNorway	5	0	0	2	1	480	1	0	0	5	0	2	1	0	7	0
2026 International FriendlyNorway	4	0	0	1	0	300	1	0	0	4	0	7	0	0	3	0
2025-26 Premier LeagueBrentford	27	0	1	10	3	1,809	4	0	0	27	7	23	5	0	32	0
2025 International FriendlyNorway	1	–	–	–	–	90	–	–	–	–	–	–	–	–	–	–
2024-25 Premier LeagueBrentford	24	0	0	9	3	1,443	5	0	2	24	7	13	6	0	26	0
2024 UEFA Nations LeagueNorway	2	0	0	0	0	180	0	0	1	2	0	0	1	0	5	0
2024 International FriendlyNorway	4	–	–	–	–	360	–	–	–	–	–	–	–	–	–	–
2023-24 Premier LeagueBrentford	28	2	1	11	3	1,835	5	0	1	28	7	25	10	0	33	0
2023 International FriendlyNorway	2	1	–	–	–	180	–	–	–	–	–	–	–	–	–	–
2022-23 Premier LeagueBrentford	9	0	0	1	0	766	0	0	1	9	0	5	8	0	13	0
2022 UEFA Nations LeagueNorway	1	0	0	0	0	33	0	0	0	1	1	0	0	0	0	0
2021-22 Premier LeagueBrentford	24	1	3	8	1	2,001	5	0	4	24	1	11	16	0	31	0
2022 International FriendlyNorway	1	0	0	0	0	90	0	0	0	1	0	1	2	0	0	0
2021 International FriendlyNorway	1	0	0	0	0	72	0	0	0	1	0	0	0	0	0	0
2020-21 Scottish PremiershipCeltic	35	2	–	–	–	3,043	–	–	–	–	–	–	–	–	–	–
2020-21 UEFA Europa LeagueCeltic	5	0	1	0	0	410	0	0	0	5	0	5	1	0	13	0
2020 UEFA Nations LeagueNorway	4	0	0	0	0	360	0	0	1	4	0	2	3	0	3	0
2019-20 Scottish PremiershipCeltic	28	4	–	–	–	2,509	–	–	–	–	–	–	–	1	–	–
2019-20 UEFA Europa LeagueCeltic	10	0	0	2	0	780	2	0	1	8	1	6	2	0	10	0
2019-20 UEFA Champions LeagueCeltic	5	1	0	1	1	450	1	0	0	2	0	0	0	0	1	0
2018-19 Scottish PremiershipCeltic	28	–	–	–	–	2,164	–	–	–	–	–	–	–	–	–	–
2018-19 UEFA Europa LeagueCeltic	5	1	0	4	0	339	0	0	1	3	2	3	1	0	3	0
2018 UEFA Nations LeagueNorway	2	0	0	2	0	180	0	0	0	2	0	5	1	0	1	0
2018-19 UEFA Champions LeagueCeltic	5	0	0	0	0	450	2	0	0	4	0	0	0	0	1	0
2017-18 UEFA Europa LeagueCeltic	2	0	0	1	0	180	0	0	0	2	0	2	3	0	3	0
2017-18 UEFA Champions LeagueCeltic	2	0	0	0	0	180	1	0	0	2	0	1	2	1	4	0
2016-17 UEFA Champions LeagueCeltic	1	–	–	–	–	30	–	–	–	–	–	–	–	–	–	–
Career29 seasons	278	14	6	59	15	21,884	30	0	12	171	26	119	71	2	206	0

Game log, 2026-27 Premier League

Game
1 Nov v Nottingham ForestW 2-0 1 Nov	0	0	0	90	0	1	0	0	0
26 Oct @ Hull CityD 1-1 26 Oct	0	0	0	90	0	1	1	0	1
18 Oct v LiverpoolL 1-2 18 Oct	0	0	0	90	0	1	0	2	2
11 Oct @ Aston VillaD 2-2 11 Oct	1	2	1	90	1	1	0	1	2
19 Sept v ChelseaW 3-0 19 Sept	0	0	0	90	0	1	0	0	0
13 Sept @ AFC BournemouthD 2-2 13 Sept	0	1	0	90	0	1	1	0	2
6 Sept v SunderlandD 1-1 6 Sept	0	0	0	90	0	1	1	2	1
30 Aug @ Leeds UnitedD 1-1 30 Aug	0	0	0	90	1	1	1	0	1
23 Aug v Tottenham HotspurW 3-0 23 Aug	0	1	1	90	0	1	1	1	0

Splits, Premier League

Split
AwayHome or away, 19W	62	0.0	0.1	0.3	0.1	74.6	0.2	0.1	1.0	0.1	0.9	0.4	1.4
HomeHome or away, 22W	59	0.0	0.0	0.4	0.1	68.4	0.1	0.0	1.0	0.2	0.5	0.4	1.0
LossesResult, 0W	47	0.0	0.0	0.3	0.1	73.2	0.2	0.1	1.0	0.2	0.7	0.4	1.9
WinsResult, 41W	41	0.0	0.1	0.4	0.1	68.5	0.2	0.1	1.0	0.2	0.7	0.3	0.6
DrawsResult, 0W	33	0.1	0.0	0.4	0.1	73.2	0.1	0.0	1.0	0.2	0.5	0.6	0.9
Regular seasonStage, 41W	121	0.0	0.0	0.4	0.1	71.6	0.2	0.1	1.0	0.2	0.7	0.4	1.2
ArsenalOpponent, 1W	9	0.0	0.1	0.2	0.1	85.6	0.1	0.1	1.0	0.0	1.1	0.6	1.4
AFC BournemouthOpponent, 4W	8	0.0	0.0	0.4	0.0	66.9	0.0	0.0	1.0	0.3	0.5	0.3	0.5
ChelseaOpponent, 3W	8	0.0	0.1	0.4	0.1	69.3	0.0	0.0	1.0	0.3	0.4	0.1	0.9
Aston VillaOpponent, 2W	7	0.1	0.0	0.6	0.3	77.9	0.4	0.0	1.0	0.1	1.6	0.9	1.6
LiverpoolOpponent, 1W	7	0.0	0.0	0.3	0.0	90.0	0.3	0.0	1.0	0.0	0.9	0.7	2.7
Tottenham HotspurOpponent, 1W	7	0.0	0.0	0.3	0.1	68.0	0.3	0.0	1.0	0.1	1.1	0.4	1.0
West Ham UnitedOpponent, 5W	7	0.0	0.0	0.4	0.0	76.0	0.1	0.0	1.0	0.1	0.4	0.7	1.0
Wolverhampton WanderersOpponent, 3W	7	0.0	0.0	0.4	0.0	54.3	0.3	0.3	1.0	0.4	0.4	0.9	1.0
Brighton & Hove AlbionOpponent, 2W	6	0.0	0.0	0.2	0.0	75.8	0.2	0.0	1.0	0.2	0.5	0.5	0.8
Manchester CityOpponent, 0W	6	0.0	0.0	0.0	0.0	73.8	0.2	0.2	1.0	0.2	0.5	0.2	1.5
Nottingham ForestOpponent, 3W	6	0.0	0.0	0.5	0.2	48.2	0.2	0.0	1.0	0.3	0.5	0.2	0.7
Crystal PalaceOpponent, 1W	5	0.0	0.0	0.6	0.4	88.4	0.0	0.0	1.0	0.0	0.2	0.6	1.0
EvertonOpponent, 2W	5	0.0	0.0	0.4	0.0	68.6	0.2	0.0	1.0	0.2	0.6	0.2	1.6
Manchester UnitedOpponent, 1W	5	0.2	0.0	0.4	0.2	73.8	0.2	0.0	1.0	0.2	0.4	0.4	2.0
BurnleyOpponent, 3W	4	0.3	0.0	0.5	0.3	86.5	0.5	0.5	1.0	0.0	0.8	0.0	1.3
FulhamOpponent, 1W	4	0.0	0.3	0.5	0.0	23.0	0.0	0.0	1.0	0.8	0.3	0.3	0.5
Leeds UnitedOpponent, 0W	4	0.0	0.0	0.0	0.0	69.8	0.3	0.0	1.0	0.3	0.3	0.0	1.0
Newcastle UnitedOpponent, 1W	4	0.0	0.0	0.0	0.0	64.8	0.3	0.3	1.0	0.3	1.0	0.3	2.0
Leicester CityOpponent, 1W	3	0.0	0.0	0.7	0.0	65.0	0.0	0.0	1.0	0.3	0.3	0.0	1.0
SouthamptonOpponent, 2W	3	0.3	0.0	0.3	0.3	73.0	0.0	0.0	1.0	0.0	0.3	0.7	1.0
SunderlandOpponent, 1W	2	0.0	0.0	0.0	0.0	90.0	0.0	0.0	1.0	0.0	1.5	1.5	0.5
Hull CityOpponent, 0W	1	0.0	0.0	0.0	0.0	90.0	0.0	0.0	1.0	0.0	1.0	0.0	1.0
Luton TownOpponent, 1W	1	0.0	0.0	3.0	1.0	76.0	0.0	0.0	1.0	0.0	2.0	0.0	0.0
Norwich CityOpponent, 1W	1	0.0	1.0	0.0	0.0	75.0	1.0	1.0	1.0	0.0	2.0	0.0	0.0
WatfordOpponent, 1W	1	0.0	1.0	0.0	0.0	90.0	0.0	0.0	1.0	0.0	0.0	0.0	1.0
Gtech Community Stadium, LondonGround, 17W	44	0.0	0.0	0.5	0.1	68.0	0.2	0.0	1.0	0.2	0.4	0.5	1.1
Gtech Community Stadium, BrentfordGround, 5W	15	0.0	0.0	0.1	0.1	69.8	0.1	0.0	1.0	0.2	0.6	0.4	0.8
Emirates Stadium, LondonGround, 0W	5	0.0	0.2	0.2	0.2	85.8	0.0	0.2	1.0	0.0	1.4	0.6	1.6
Villa Park, BirminghamGround, 1W	5	0.2	0.0	0.6	0.4	90.0	0.4	0.0	1.0	0.0	2.0	1.2	2.0
Vitality Stadium, BournemouthGround, 2W	5	0.0	0.0	0.4	0.0	70.8	0.0	0.0	1.0	0.2	0.4	0.4	0.6
Etihad Stadium, ManchesterGround, 0W	4	0.0	0.0	0.0	0.0	85.5	0.3	0.3	1.0	0.0	0.5	0.3	2.0
Stamford Bridge, LondonGround, 2W	4	0.0	0.0	0.5	0.0	71.0	0.0	0.0	1.0	0.3	0.8	0.3	1.0
Anfield, LiverpoolGround, 0W	3	0.0	0.0	0.0	0.0	90.0	0.7	0.0	1.0	0.0	1.7	0.3	2.7
London StadiumGround, 2W	3	0.0	0.0	0.7	0.0	90.0	0.0	0.0	1.0	0.0	0.0	1.0	1.3
Molineux Stadium, WolverhamptonGround, 2W	3	0.0	0.0	0.3	0.0	33.0	0.0	0.3	1.0	0.7	0.0	0.3	0.0
Old Trafford, ManchesterGround, 0W	3	0.0	0.0	0.0	0.0	90.0	0.3	0.0	1.0	0.0	0.7	0.0	2.3
St. James' Park, Newcastle-upon-TyneGround, 1W	3	0.0	0.0	0.0	0.0	62.3	0.0	0.3	1.0	0.3	0.7	0.3	2.0
Tottenham Hotspur Stadium, LondonGround, 0W	3	0.0	0.0	0.0	0.0	45.3	0.7	0.0	1.0	0.3	1.7	0.3	1.3
Craven Cottage, LondonGround, 1W	2	0.0	0.5	1.0	0.0	8.5	0.0	0.0	1.0	1.0	0.0	0.0	0.0
Elland Road, LeedsGround, 0W	2	0.0	0.0	0.0	0.0	90.0	0.5	0.0	1.0	0.0	0.5	0.0	0.5
Goodison Park, LiverpoolGround, 1W	2	0.0	0.0	0.0	0.0	71.5	0.5	0.0	1.0	0.0	1.0	0.0	1.5
King Power Stadium, LeicesterGround, 1W	2	0.0	0.0	0.5	0.0	75.0	0.0	0.0	1.0	0.0	0.5	0.0	1.0
Selhurst Park, LondonGround, 0W	2	0.0	0.0	1.0	0.5	90.0	0.0	0.0	1.0	0.0	0.5	1.0	1.0
The City Ground, NottinghamGround, 1W	2	0.0	0.0	0.5	0.0	47.5	0.5	0.0	1.0	0.5	1.5	0.0	0.5
Turf Moor, BurnleyGround, 1W	2	0.5	0.0	0.5	0.5	90.0	0.5	0.5	1.0	0.0	0.5	0.0	2.5
American Express Stadium, FalmerGround, 0W	1	0.0	0.0	0.0	0.0	80.0	0.0	0.0	1.0	0.0	1.0	1.0	1.0
Carrow Road, NorwichGround, 1W	1	0.0	1.0	0.0	0.0	75.0	1.0	1.0	1.0	0.0	2.0	0.0	0.0
Hill Dickinson Stadium, LiverpoolGround, 1W	1	0.0	0.0	0.0	0.0	90.0	0.0	0.0	1.0	0.0	1.0	1.0	2.0
Kenilworth Road, LutonGround, 1W	1	0.0	0.0	3.0	1.0	76.0	0.0	0.0	1.0	0.0	2.0	0.0	0.0
St. Mary's Stadium, SouthamptonGround, 0W	1	0.0	0.0	0.0	0.0	90.0	0.0	0.0	1.0	0.0	0.0	1.0	3.0
The MKM Stadium, HullGround, 0W	1	0.0	0.0	0.0	0.0	90.0	0.0	0.0	1.0	0.0	1.0	0.0	1.0
Vicarage Road, WatfordGround, 1W	1	0.0	1.0	0.0	0.0	90.0	0.0	0.0	1.0	0.0	0.0	0.0	1.0

Recent games

Nov '269
@ Brighton & Hove Albion
1 SHOT · 1 FC · 1 OFF · 1 YC
L 2-0
Nov '261
v Nottingham Forest
Did not record a stat
W 2-0
Oct '2626
@ Hull City
1 FC
D 1-1
Oct '2618
v Liverpool
2 FA
L 2-1
Oct '2611
@ Aston Villa
1 G · 2 SHOT · 1 SOG · 1 FA · 1 YC
D 2-2
Sept '2619
v Chelsea
Did not record a stat
W 3-0
Sept '2613
@ AFC Bournemouth
1 SHOT · 1 FC
D 2-2
Sept '266
v Sunderland
1 FC · 2 FA
D 1-1