A malthouse is a building used for the production of malt from cereal grain.
Malthouse may also refer to: Christi Malthouse (born 1976), Australian television personality Kit Malthouse (born 1966), English politician and businessman Mick Malthouse (born 1953), Australian rules football player and coach Samuel Malthouse (1857–1931), English cricketer William Malthouse (1890–1961), English cricketer
See also Malthouse Broad Malthouse Theatre, Melbourne
Malta House, the High Commission of Malta in the United Kingdom Malthous or Halphas, a demon Malthus