Tölli is a Finnish surname.
As of 2014, 73.6% of all known bearers of the surname Tölli were residents of Finland (frequency 1:6,552), 23.9% of Hungary (1:36,090) and 1.8% of Sweden (1:468,893).
In Finland, the frequency of the surname was higher than national average (1:6,552) in the following regions:[1]