Myhrvold is a surname. Notable people with the surname include:
Aage Myhrvold (1918–1987), Norwegian cyclist Anne Myhrvold (born 1966), Norwegian civil servant Arne Myhrvold (born 1945), Norwegian sports official Dagmar Myhrvold (1898–1972), Norwegian actress Mathilde Myhrvold (born 1998), Norwegian cross-country skier Nathan Myhrvold (born 1959), American business executive Ole André Myhrvold (born 1978), Norwegian politician