Languages of Finland Finnish and in Swedish. Languages of Finland The two main official languages of Finland are Finnish and Swedish. There are also several official minority languages: three variants of Sami, Romani, Finnish Sign Language and Karelian. Finnish is the language of the majority, 89% of the population. It is a Finnic language closely related to Estonian and less closely to the Sami languages. The Finnic languages belong to the Uralic language family, so Finnish is distantly related to languages as diverse as Hungarian (a Ugric language) and Nenets (a Samoyedic language) in Siberia. Swedish is the main language of 5.3% of
Uralic languages published the most complete work on Finno-Ugric to that date. Up to the beginning of the 19th century, knowledge on the Uralic languages spoken in Russia had remained restricted to scanty observations by travelers. Already Finnish historian Henrik Gabriel Porthan had stressed that further progress would require dedicated field missions. One of the first of these was undertaken by Anders Johan Sjögren, who brought the Vepsians to general knowledge and elucidated in detail the relatedness of Finnish and Komi. Still more extensive were the field research expeditions made in the 1840s by Matthias Castrén (1813–1852) and Antal Reguly (1819–1858), who