When Did Kieran Tierney Join Celtic 2025r 2025. 🚨🟢⚪️ negotiations underway for kieran tierney to return to celtic from arsenal, discussions are taking place. Kieran tierney will reportedly depart arsenal at the end of the season at the latest despite making his first appearance for the club in 500 days on wednesday evening.

Kieran tierney has been linked with a return to celtic on numerous occasions over the years. It has been widely reported that kieran tierney will become a free agent next summer after arsenal declined to take up the option of an extra year on the scotland.