Rask is a surname which may refer to:
Politics Maija Rask (born 1951), Finnish politician Märt Rask (born 1950), Estonian attorney, jurist, and politician Ola Rask (born 1940), Swedish politician Samuel A. Rask (1874–1959), American businessman and politician
Sport Association football Caroline Rask (born 1994), Danish footballer Jesper Rask (born 1988), Danish footballer Mikkel Rask (born 1983), Danish footballer Svend Aage Rask (1935–2020), Danish footballer
Ice hockey Fanny Rask (born 1991), Swedish ice hockey player Joonas Rask (born 1990), Finnish ice hockey player Tuukka Rask (born 1987), Finnish ice hockey player Victor Rask (born 1993), Swedish ice hockey player
Other sports Bengt Rask (born 1928), Swedish swimmer Erik Rask (born 1936), Danish rower Joakim Rask (born 1972), Swedish golfer Kaarto Rask (1928–2001), Finnish shot putter
Other Gertrud Rask (1673–1735), Norwegian missionary to Greenland Grethe Rask (1930–1977), Danish physician and surgeon who became one of the first non-Africans to die due to AIDS Helene Rask (born 1980), Norwegian model Karin Rask (born 1979), Estonian actress Rasmus Rask (1787–1832), Danish scholar and philologist