McArthur, Alexander Hugh
- Township: Embro & West Zorra
- Branch: 1st Depot Battalion, W.O.R.
- Regiment number: 3136818
- Date of birth: April 20, 1895
- Where born: West Zorra Township, Oxford County, Ontario, Canada
- Wars Served: World War I
- Years of service: May 27, 1918 -
- Country enlisted with: Canada
Alexander Hugh McArthur was born April 20, 1895, son of Duncan and Helen McArthur of Lot 12, Concession 1. At the time of his enlistment, on May 27, 1918, he was an unmarried farmer and a Presbyterian.