The 2021–22 Scottish Challenge Cup known as the SPFL Trust Trophy due to sponsorship reasons, was the 30th season of the competition. The total number of participating clubs was 50, down from 58, with only Scottish clubs competing due to the COVID-19 pandemic in Scotland. The competition began on 10 August 2021 with the First Round and ended on 3 April 2022 with the final at the Excelsior Stadium in Airdrie, North Lanarkshire.