Arnold Kask (10 August 1902, Pärnu – 30 July 1994, Tartu) was an Estonian linguist.
[1] In 1944 and from 1968 to 1982, he was the chairman of Mother Tongue Society.
Since 1961 he was a member of Estonian Academy of Sciences.
[1] His main fields of research were Estonian dialects, Estonian literary language and its history.
This Estonian academic-related biographical article is a stub.