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Kristoffer Ajer 20

Brentford Centre Back Age 28 Height 198 cm Right foot Norway

Deployed as Centre Back in 10 of last 10 starts

62% of team minutes · 2346 minutes, 26 starts in 42 team matches 63rd percentile
0 + 0 goals and assists · 0.00 per 90 · 0% of team goals 0th percentile
6.64 average rating over 31 rated matches 16th percentile
0 no injury or suspension spells recorded in the last 12 months
Busy defenderClears his linesAerial presence Rarely involved in goalsRarely scores

DNA strand · vs Premier League defenders (n = 122) · 2346 minutes · hollow tick = rank across all covered leagues

Overall

Rating 6.64 16 Goals + assists /90 0.00 0 Share of team minutes 62% 63 Cards /90 0.19 40 Fouls /90 1.11 27

Defence

Defensive actions /90 9.51 85 Tackles /90 1.57 53 Tackle success 56% 28 Interceptions /90 0.96 39 Clearances /90 6.18 84 Blocked shots /90 0.81 70 Recoveries /90 2.76 11 Duel success 54% 35 Aerials won /90 3.22 81 Aerial success 66% 24 Dribbled past /90 0.38 55 Errors /90 0.04 68 Possession lost /90 8.86 60

On the ball

Passes /90 37.10 17 Pass accuracy 81% 15 Final-third passes /90 4.07 19 Accurate crosses /90 0.04 31 Long balls won /90 1.27 29

Threat

Goals /90 0.00 0 xG /90 0.04 35 Chances created /90 0.27 17 Key passes /90 0.27 25

Each rung is a percentile among Premier League defenders over the same window (1 = best on every axis, so fewer cards or errors reads as a high rung). Rates need 270 minutes with detailed stats; ratios need a volume floor. Grey rungs are below their gate.

Started record · Brentford results by his involvement

26 matches · 10–7–9 · 1.42 ppg · 1.54 scored, 1.42 conceded per game · 2223 minutes

Team 1.42 ppg when he starts (26) v 1.75 when he does not (16)

"Not in squad" counts the club's matches with lineup coverage while he was listed at the club. A record, not an effect.

Last 20 appearances anywhere, newest first.

365-day average 6.64 6.56.86.66.37.46.86.86.46.46.66.46.26.36.36.77.47.16.56.56.9
DateMatchPosMinGAxGShKPRating
2026-09-18 W 3–0 v Chelsea · Premier League Centre Back 90 0.0 0.0 1.0 6.9
2026-09-12 D 2–2 at AFC Bournemouth · Premier League Centre Back 90 0.04 1.0 0.0 6.5
2026-09-05 D 1–1 v Sunderland · Premier League Centre Back 90 0.0 0.0 0.0 6.5
2026-08-30 D 1–1 at Leeds United · Premier League Centre Back 90 0.0 0.0 2.0 7.1
2026-08-22 W 3–0 v Tottenham Hotspur · Premier League Centre Back 90 0.21 1.0 0.0 7.4
2026-05-17 D 2–2 v Crystal Palace · Premier League Centre Back 82 0.0 0.0 0.0 6.7
2026-05-09 L 0–3 at Manchester City · Premier League Centre Back 90 0.0 0.0 0.0 6.3
2026-05-02 W 3–0 v West Ham United · Premier League Defender sub 10 0.0 0.0 0.0 6.3
2026-03-16 D 2–2 v Wolverhampton Wanderers · Premier League Defender sub 18 0.0 0.0 0.0 6.2
2026-03-09 D 2–2 at West Ham United · FA Cup Centre Back 97 0.0 0.0 0.0 6.4
2026-03-03 D 0–0 at AFC Bournemouth · Premier League Defender sub 69 0.0 0.0 0.0 6.6
2026-02-28 W 4–3 at Burnley · Premier League Centre Back 90 0.0 0.0 2.0 6.4
2026-02-21 L 0–2 v Brighton & Hove Albion · Premier League Centre Back 81 0.03 1.0 0.0 6.4
2026-02-12 D 1–1 v Arsenal · Premier League Centre Back 90 0.0 0.0 1.0 6.8
2026-02-07 W 3–2 at Newcastle United · Premier League Centre Back 90 0.0 0.0 0.0 6.8
2026-02-01 W 1–0 at Aston Villa · Premier League Centre Back 90 0.09 1.0 0.0 7.4
2026-01-25 L 0–2 v Nottingham Forest · Premier League Centre Back 37 0.0 0.0 0.0 6.3
2026-01-17 L 0–2 at Chelsea · Premier League Centre Back 90 0.0 0.0 0.0 6.6
2026-01-07 W 3–0 v Sunderland · Premier League Centre Back 90 0.0 0.0 0.0 6.8
2026-01-04 W 4–2 at Everton · Premier League Centre Back 90 0.0 0.0 0.0 6.5

xG and shots need detailed match coverage; a dash means the match had none.

Brentford

SeasonAppsStartsMinGAxGRatingTop scorersAssists
2026/2027 · Premier League current 5 5 450 100% 0 0 0.3 6.88 57th – –
2025/2026 · Premier League 27 20 1811 53% 0 1 0.9 6.61 16th – #200 (1)
2025/2026 · FA Cup 1 1 97 32% 0 0 0.0 6.42 – –

Rating percentile is within the domestic league and position for that season. Top-scorer and assist ranks come from the provider's season leaderboards where the competition publishes them.

Transfers · 5 moves · €16.3m in fees

  1. 21 Jul 2021 Transfer Celtic → Brentford €15.7m Centre Back
  2. 31 May 2017 End of loan Kilmarnock → Celtic Defender
  3. 20 Jan 2017 Loan Celtic → Kilmarnock Defender
  4. 1 Jul 2016 Transfer Start → Celtic €600k Centre Back
  5. 15 Jul 2014 Transfer Lillestrøm U19 → Start Defender

Injuries and suspensions · 10 spells · 9 injuries · 57 games missed

  • injury Ankle Injury at Brentford 21 Dec 2024 → 25 Jan 2025 10 missed · 35 days
  • injury Foot Injury at Brentford 19 Oct 2024 → 7 Dec 2024 8 missed · 49 days
  • injury Foot Injury at Brentford 2 Dec 2023 → 16 Jan 2024 7 missed · 45 days
  • injury Hamstring Injury at Brentford 9 Jul 2022 → 31 Aug 2022 11 missed · 53 days
  • doubtful Doubtful at Brentford 12 Mar 2022 → 6 Aug 2024 · 878 days
  • injury Groin Injury at Celtic 29 Oct 2020 → 7 Nov 2020 3 missed · 9 days
  • injury Eyebow Fracture at Celtic 11 Nov 2018 → 15 Dec 2018 7 missed · 34 days
  • injury Hamstring Injury at Celtic 22 Sep 2018 → 27 Oct 2018 7 missed · 35 days
  • injury Virus at Celtic 18 Sep 2018 → 22 Sep 2018 1 missed · 4 days
  • injury Knee Injury at Celtic 22 Jul 2016 → 1 Aug 2016 3 missed · 10 days

Compare Kristoffer Ajer with any player in a current squad. The overall block is always mirrored; the positional strand and radar are mirrored when the declared position groups match.