John Archibald McDonald (August 1865 – 1929) was a banker and political figure in Saskatchewan, Canada. He represented North Qu'Appelle in the Legislative Assembly of Saskatchewan from 1908 to 1917 as a Provincial Rights and then Conservative member.
He was born in Winnipeg, Manitoba, the son of Archibald McDonald, chief factor for the Hudson's Bay Company, and was educated at St. John's College in Winnipeg. In 1887, McDonald married Elleonora Campbell.