Tyyskä is a Finnish surname.
Geographical distribution As of 2014, 96.0% of all known bearers of the surname Tyyskä were residents of Finland (frequency 1:14,277) and 3.5% of Sweden (1:703,340).
In Finland, the frequency of the surname was higher than national average (1:14,277) in the following regions:Tyyskä surname distribution Southern Savonia (1:3,327) Kymenlaakso (1:5,341) North Ostrobothnia (1:8,135) Central Finland (1:8,368) South Karelia (1:11,472) Uusimaa (1:11,942) Northern Savonia (1:13,112) Päijänne Tavastia (1:13,924)
People Samuli Tyyskä (born 1990), Finnish figure skater
References