Raison is a surname, and may refer to:
André Raison (c.1640–1719), French baroque composer and organist Charles Raison (born 1957), American psychiatrist Herbert Raison (1889–1952), Anglican priest Kate Raison (born 1962), Australian actress Max Raison (1901–1988), English cricketer Michel Raison (born 1949), French politician Milton Raison (1903–1982), American screenwriter Miranda Raison (born 1977), English actress Paul Raison (art historian), British authority on Old Master paintings Paul Raison (athlete) (born 1977), Australian paralympic Timothy Raison (1929–2011), British politician