Born in Republic of Ireland on August 8, 1998, Liam Scales is a formidable defender, predominantly operating as a central defender for Celtic. Standing tall at 6ft 2in (1.88m) and weighing in at 13st 5lb (85kg), this 27-year-old No. 5 jersey bearer also holds his ground in the Republic of Ireland national team.
Impressively, Scales boasts a current market value of approximately £4.2 million, as cited by online football portal, Transfermarkt.
The beginning of Scales' professional career saw him joining the UCD in Rep. Ireland's First Division in January 2017. His debut season in 2019 witnessed him making 30 appearances and putting in one league goal. By January 2020, Scales moved from UCD to join Shamrock Rovers in Rep. Ireland's Premier Division where he made a total of 39 first-team appearances and scored two goals across the 2020 and 2021 seasons.
Scales made his Scottish Premiership debut with Celtic in August 2021. His initial season with Celtic in 2021-2022 witnessed him making five first-team appearances and scoring once in league matches. Scales was then loaned out to Aberdeen within the Scottish Premiership for the 2022-2023 season, where he delivered 31 first-team appearances and scored one league goal.
Returning to Celtic on completion of his Aberdeen loan in June 2023, Scales became an increasingly vital part of the Celtic lineup. From 2023 to the current 2025-2026 season, he made a substantial total of 92 first-team appearances and managed to net four goals during league matches.
Apart from his league performances, Scales has also shown promise in domestic and international tournaments. The 2025-2026 season saw him participating in the League Cup for Celtic, where he scored in three starts and one substitute appearance. The same season, he appeared in two starts in the Scottish Cup matches. Internationally, he was seen in the 2024-2026 World Cup Qualifiers for Republic of Ireland. He also appeared in the Champions League Qualifiers and Europa League for Celtic, scoring once in the latter after nine starts.
