Arsenal Players

General Information

Kieran Tierney (born 5 June 1997) is a Scottish left-back who rejoined Celtic in July 2025 after a six-year tenure at Arsenal. Renowned for his tenacity, leadership, and attacking prowess, Tierney’s return to Celtic marks a significant chapter in his career.

Early Life and Development
Tierney was born in Douglas, Isle of Man, and moved to Glasgow at a young age. He joined Celtic’s youth academy in 2005 and progressed through the ranks, making his first-team debut in April 2015. His early years at Celtic were marked by rapid development, showcasing his defensive solidity and ability to contribute to the attack.

Celtic Breakthrough and First Stint (2015–2019)
During his initial period at Celtic, Tierney established himself as a key figure in the team’s defence. Over four seasons, he made 170 appearances, scoring five goals and providing numerous assists. His performances earned him the captaincy and recognition as one of Scotland’s premier left-backs.

Move to Arsenal (2019–2025)
In August 2019, Tierney transferred to Arsenal for a reported £25 million, a move that was seen as a significant investment in the club’s defensive lineup. At Arsenal, he made 129 appearances, scoring five goals and registering 13 assists. His tenure at the club was highlighted by consistent performances, though he faced challenges with injuries and competition for the starting position.

Loan to Real Sociedad (2023–2024)
During the 2023–24 season, Tierney was loaned to La Liga side Real Sociedad. Over the course of the season, he made 20 appearances, contributing to the team’s defensive efforts. The loan spell provided him with valuable experience in a different footballing culture and tactical setup.

Return to Celtic (2025–Present)
In May 2025, Tierney signed a pre-contract agreement to return to Celtic in July 2025. He rejoined the club on a five-year deal, marking his return to his boyhood club. His arrival was met with enthusiasm from fans and management alike, with manager Brendan Rodgers expressing confidence in Tierney’s ability to bolster the team’s defensive options.

International Career
Tierney has been a mainstay in the Scotland national team since making his debut in 2016. As of June 2025, he has earned 50 caps and scored one goal for his country. His international experience adds depth to Celtic’s squad, providing leadership and a wealth of experience.

Playing Style
Tierney is known for his aggressive playing style, characterized by overlapping runs, precise crosses, and defensive resilience. His ability to contribute both defensively and offensively makes him a valuable asset on the left flank. His leadership qualities and work ethic have been consistently praised throughout his career.

Legacy and Future Outlook
Tierney’s return to Celtic signifies a full-circle moment in his career. Having developed through the club’s youth system and achieved success in both domestic and international arenas, his presence is expected to inspire the next generation of players. As of August 2025, he continues to be a pivotal figure in Celtic’s defensive lineup, with expectations for continued contributions to the team’s success.