- Rangers FC
- 55 total number
- United Kingdom (Glasgow)
The most top-flight domestic league titles won by a football club is 55, by Rangers FC (UK), in the Scottish Division 1 and Scottish Premier League, between 1891 and 2021.
Rangers won their 55th domestic league title denying Celtic their chance to claim their 10th successive SPL title. Rangers claimed their latest title with 6 games left to play and an unassailable 20 point lead.