Player profile
Kieran Tierney
Defender · Celtic
Kieran Tierney returned to Celtic in June 2025 after his spell at Arsenal and a loan season with Real Sociedad. The Scottish defender signed a five-year contract for his second spell at Celtic Park.
Career
Tierney joined Celtic’s academy at seven and made his senior debut against Dundee in April 2015. His first spell brought 170 appearances, eight goals and ten major trophies, including three consecutive domestic trebles.
He left for Arsenal in 2019 and spent the 2023–24 season on loan at Real Sociedad. Arsenal’s account of the first training sessions for 2024–25 confirmed his return from Spain; Celtic records his second signing on 10 June 2025.
Where they are now
Celtic lists Tierney in its first-team squad as a defender, with Real Sociedad and Arsenal among his previous clubs.
Bio
Club career
- CelticSince 2025Current
- Arsenal F.C.2019–2025
- Real Sociedad2023–2024
- Celtic F.C.2015–2019
International career
- Scotland men's national football teamSince 2016Current
Youth caps: U19 (2015)
Honours
No honours on record yet.
Defining moments
Return to Celtic Park2025
A five-year deal brought the academy graduate back to Celtic for a second spell.
Latest season stats (ESPN)
In our archive
We haven’t archived a match featuring this player yet — appearances appear here the moment we cover one.
Sources
- ESPN athlete profileJul 18, 2026
- WikidataJul 18, 2026
- Celtic FC — Kieran Tierney player profileOct 14, 2026
- Arsenal — Watch the players return for the first day backOct 14, 2026
- Player photo — Bryan BerlinCC BY-SA 4.0
Read for this profile
- Celtic FC — Kieran Tierney player profileOctober 14, 2026
- Arsenal — Watch the players return for the first day backOctober 14, 2026
Profile written / last reviewed October 14, 2026.
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War of Soccer is not affiliated with FIFA, Celtic, any federation or Kieran Tierney. This page compiles publicly available data (ESPN, Wikidata) descriptively, for identification and commentary only — not an endorsement by or of the player.