ELC2
RSO3
GET1
CEL1
AEK
LAS
BRU
AVL
DOR
VIL
FCP
MNC
LILL
BET
RMA
INT
BAR
FEY
VFB
VIK
LIV
ATM
NAP
ARS
PSG
SLB
SCP
GALPLAYER
Active
Kieran Tierney
Market value
8 M €
20 mai 2026
Club
Celtic FCDefender
- Position detail
- Left-back
- Preferred foot
- Left
- Born
- 5 juin 1997
- Place of birth
- Douglas, Île de Man
- Height
- 1,80 m
- Nationality
- Scotland
- At club since
- 1 juillet 2025
- Contract until
- 30 juin 2030
- Agent
- CAA Stellar
Next match
Scottish Premiership
St Johnstonev
Celtic· McDiarmid Park, Perth
Seasons
Complete seasons only, to 25/26
Seasons
18
Appearances
361
Goals
18
Assists
57
League
| Season | Competition | Team | Apps | Goals | Assists | Yellow cards | Red cards |
|---|---|---|---|---|---|---|---|
| 25/26 | Premiership | Celtic FC | 30 | 5 | 7 | 1 | 0 |
| 24/25 | Premier League | Arsenal FC | 13 | 1 | 0 | 0 | 0 |
| 23/24 | LaLiga | Real Sociedad | 20 | 0 | 2 | 1 | 0 |
| 22/23 | Premier League | Arsenal FC | 27 | 0 | 1 | 0 | 0 |
| 21/22 | Premier League | Arsenal FC | 22 | 1 | 3 | 0 | 0 |
| 20/21 | Premier League | Arsenal FC | 27 | 1 | 4 | 4 | 0 |
| 19/20 | Premier League | Arsenal FC | 15 | 1 | 1 | 2 | 0 |
| 18/19 | Premiership | Celtic FC | 20 | 0 | 5 | 0 | 0 |
| 17/18 | Premiership | Celtic FC | 28 | 3 | 6 | 3 | 0 |
| 16/17 | Premiership | Celtic FC | 24 | 1 | 8 | 1 | 0 |
| 15/16 | Premiership | Celtic FC | 23 | 1 | 6 | 0 | 0 |
| 14/15 | Premiership | Celtic FC | 2 | 0 | 0 | 0 | 0 |
Domestic cups
| Season | Competition | Team | Apps | Goals | Assists | Yellow cards | Red cards |
|---|---|---|---|---|---|---|---|
| 25/26 | SFA Cup | Celtic FC | 2 | 0 | 0 | 0 | 0 |
| 24/25 | FA Cup | Arsenal FC | 1 | 0 | 0 | 0 | 0 |
| 23/24 | Copa del Rey | Real Sociedad | 4 | 0 | 0 | 0 | 0 |
| 2023 | Community Shield | Arsenal FC | 1 | 0 | 0 | 0 | 0 |
| 22/23 | FA Cup | Arsenal FC | 2 | 0 | 0 | 0 | 0 |
| 21/22 | FA Cup | Arsenal FC | 1 | 0 | 0 | 0 | 0 |
| 2020 | Community Shield | Arsenal FC | 1 | 0 | 0 | 0 | 0 |
| 20/21 | FA Cup | Arsenal FC | 1 | 0 | 1 | 0 | 0 |
| 19/20 | FA Cup | Arsenal FC | 3 | 0 | 1 | 0 | 0 |
| 18/19 | SFA Cup | Celtic FC | 2 | 0 | 0 | 0 | 0 |
| 17/18 | SFA Cup | Celtic FC | 5 | 0 | 1 | 0 | 0 |
| 16/17 | SFA Cup | Celtic FC | 5 | 1 | 1 | 0 | 0 |
| 15/16 | SFA Cup | Celtic FC | 4 | 0 | 2 | 0 | 0 |
Continental club competitions
| Season | Competition | Team | Apps | Goals | Assists | Yellow cards | Red cards |
|---|---|---|---|---|---|---|---|
| 25/26 | Europa League | Celtic FC | 9 | 0 | 1 | 0 | 0 |
| 2025 | Champions League Qu. | Celtic FC | 2 | 0 | 0 | 1 | 0 |
| 24/25 | Champions League | Arsenal FC | 5 | 0 | 0 | 0 | 0 |
| 23/24 | Champions League | Real Sociedad | 2 | 0 | 0 | 0 | 0 |
| 22/23 | Europa League | Arsenal FC | 6 | 1 | 1 | 2 | 0 |
| 20/21 | Europa League | Arsenal FC | 9 | 1 | 0 | 1 | 0 |
| 19/20 | Europa League | Arsenal FC | 4 | 0 | 2 | 0 | 0 |
| 2018 | Champions League Qu. | Celtic FC | 6 | 0 | 1 | 0 | 0 |
| 18/19 | Europa League | Celtic FC | 6 | 1 | 0 | 1 | 0 |
| 2018 | Europa League Qualifying | Celtic FC | 2 | 0 | 0 | 0 | 0 |
| 2017 | Champions League Qu. | Celtic FC | 6 | 0 | 0 | 1 | 0 |
| 17/18 | Champions League | Celtic FC | 6 | 0 | 1 | 0 | 0 |
| 17/18 | Europa League | Celtic FC | 2 | 0 | 0 | 0 | 0 |
| 2016 | Champions League Qu. | Celtic FC | 6 | 0 | 1 | 0 | 0 |
| 16/17 | Champions League | Celtic FC | 3 | 0 | 1 | 1 | 0 |
| 15/16 | Europa League | Celtic FC | 4 | 0 | 0 | 1 | 0 |
Shirt numbers
Squad numbers are recorded from 2013 onwards.
Club
| Season | Club | Number | Matches | As captain |
|---|---|---|---|---|
| 25/26 | Celtic | 63 | 46 | — |
| 24/25 |  Arsenal | 3 | 37 | — |
| 2023 | Arsenal | 3 | 1 | — |
| 23/24 |  Real Sociedad | 17 | 33 | — |
| 22/23 | Arsenal | 3 | 47 | — |
| 21/22 | Arsenal | 3 | 27 | — |
| 20/21 | Arsenal | 3 | 39 | — |
| 19/20 | Arsenal | 3 | 26 | — |
| 18/19 | Celtic | 63 | 37 | 2 |
| 17/18 | Celtic | 63 | 48 | — |
| 16/17 | Celtic | 63 | 40 | — |
| 15/16 | Celtic | 63 | 39 | — |
| 14/15 | Celtic | 63 | 1 | — |
National team
| Season | Country | Number | Matches |
|---|---|---|---|
| 2026 |  Scotland | 6 | 3 |
Career moves
| Season | To | Type | Fee |
|---|---|---|---|
| 25/26 | Celtic | Transfer | Free transfer |
| 23/24 | Arsenal | Transfer | Free transfer |
| 23/24 | Real Sociedad | Transfer | Free transfer |
| 19/20 | Arsenal | Transfer | 27 M € |
| 15/16 | Celtic | Transfer | Undisclosed |
| 14/15 |  Celtic U20 | Transfer | Undisclosed |
Market value
Current
8 M €
Highest ever
32 M €
on 13 octobre 2020
- 14 oct. 2015: €100k, Celtic U20
- 28 déc. 2015: €500k, Celtic U20
- 14 févr. 2017: €2m, Celtic FC
- 4 mars 2018: €5m, Celtic FC
- 8 août 2018: €12,50m, Celtic FC
- 12 sept. 2019: €25m, Arsenal
- 8 avr. 2020: €20m, Arsenal
- 30 juil. 2020: €28m, Arsenal
- 13 oct. 2020: €32m, Arsenal
- 17 déc. 2020: €28m, Arsenal
- 18 mars 2021: €30m, Arsenal
- 28 mai 2021: €32m, Arsenal
- 3 nov. 2022: €30m, Arsenal
- 16 mars 2023: €25m, Arsenal
- 22 déc. 2023: €18m, Real Sociedad
- 21 mars 2024: €12m, Real Sociedad
- 1 oct. 2024: €10m, Arsenal
- 30 mai 2025: €9m, Arsenal
- 8 oct. 2025: €8m, Celtic FC
- 20 mai 2026: €8m, Celtic FC
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