William MacArthur (British Army officer)


Sir William MacArthur

MacArthur (right) in 1941
Born(1884-03-11)11 March 1884
Belfast, Ireland
Died30 July 1964(1964-07-30) (aged 80)
AllegianceUnited Kingdom
BranchBritish Army
Service years1909–1941
RankLieutenant-General
UnitRoyal Army Medical Corps
CommandsDirector General Army Medical Services (1938–41)
Royal Army Medical College (1935–38)
ConflictsFirst World War
Second World War
AwardsKnight Commander of the Order of the Bath
Distinguished Service Order
Officer of the Order of the British Empire
Mentioned in Despatches

Lieutenant-General Sir William Porter MacArthur, KCB, DSO, OBE, FRCP, FRCPI (11 March 1884 – 30 July 1964) was an Irish-born British Army officer and medical doctor. He served as Commandant of the Royal Army Medical College from 1935 to 1938, and Director General Army Medical Services from 1938 to 1941. His specialism as a medical doctor was tropical medicine and he served as president of the Royal Society of Tropical Medicine and Hygiene from 1959 to 1961.