Donald Morrison (November 27, 1852 – September 4, 1920) was a merchant and political figure in the Province of New Brunswick, Canada.
He represented Northumberland County in the Legislative Assembly of New Brunswick from 1903 to 1908 as a Conservative member.
He was born in Burnt Church, New Brunswick, the son of Alexander and Elizabeth Morrison, Scottish immigrants, and was educated in Alwick and Chatham.
In 1878, Morrison married Jane Elizabeth Fish.
Morrison ran unsuccessfully for a seat in the provincial assembly in 1895 and 1899.