Alistair Johnston, born 8 October 1998, is a Canadian defender who currently represents Celtic. He stands tall at 5ft 10in (1.8m) and weighs around 12st 1lb (77kg). Wearing the number 2 jersey, Johnston adds a robust presence to Celtic's back line. Although hailing from Canada, his football career has seen him represent both his homeland on an international level and various clubs across the US and Scotland.
Reportedly, his current market value is approximately Β£6.5m as noted by Transfermarkt.
His professional career began in Nashville, USA, where he made an impression in the MLS draft of February 2020. He introduced himself in the inaugural season, making 18 first team appearances. This was soon followed by a more prominent role in the 2021 season where he featured 26 times, scoring once. His growth did not go unnoticed and in December 2021 he switched colours, moving to CF Montreal. Johnston flourished in Montreal, making 33 appearances and scoring an impressive four goals.
In January 2023, Johnston made his move across the Atlantic to Celtic, signing for a fee of around Β£3m. He quickly became a regular feature, making 14 appearances, and finding the net once in his debut season. Johnston continued to blossom recording 32 appearances and scoring once and four times in the 2023-2024 and 2024-2025 seasons respectively. In the current season of 2025-2026, he has added another two appearances to his tally.
In addition to his league duties, Johnston has also participated in the League Cup 2025-2026 for Celtic, netting one goal. He also started in the Champions League Qualifiers 2025-2026, represented Canada in the Gold Cup 2025, and featured in the Europa League 2025-2026 for Celtic. Johnston's versatility, combined with his steadfast performances, adds an undeniable value to the Celtic squad he currently represents.
