McDowall, MacDowall or Macdowall is a surname. Notable people with the surname include:

Adrian J. McDowall, Scottish film director Alex MacDowall (born 1991), British auto racing driver Andrew McDowall (1913–1981), British flying ace with the Royal Air Force Archibald McDowall (1841–1918), Australian surveyor Betty McDowall, Australian actress Bob McDowall (1939–2011), New Zealand ichthyologist Cecilia McDowall, (born 1951), British composer Charles McDowall (1862–1916), Australian politician Cyndra MacDowall (born 1953), Canadian artist David McDowall (disambiguation), several people Day Hort MacDowall (1850–1927), politician from old Northwest Territories, Canada Drew McDowall (born 1961), Scottish musician Duncan MacDowall (born 1963), English former professional footballer Frederick McDowall (1900–1975), New Zealand scientist Iain McDowall, Scottish writer Ian McDowall, American chief executive Jack McDowall (1905–1969), American football player Jai McDowall (born 1986), Scottish musician Jamie McDowall (born 1947), English cricketer Kenny McDowall (born 1963), Scottish footballer Les McDowall (1912–1991), Scottish footballer and manager Margaret McDowall (born 1936), Scottish swimmer Rachel McDowall (born 1984), English actress Robert Holford Macdowall Bosanquet (1841–1912), English scientist and music theorist Robert McDowall (1821–1894), Scottish-born Australian cricketer Roddy McDowall (1928–1998), Anglo-American actor Rose McDowall (born 1959), Scottish musician William MacDowall, Scottish priest and Master of Works to Mary, Queen of Scots and her mother Mary of Guise

See also Clan Macdowall, Scottish clan Dowall McDowell (surname)