Donald married Sarah A. Beaton. Born in 1806 in Scotland, United Kingdom. Sarah A. died in Dundee Road, Lots 50 and 57, Queens Co., Prince Edward Island, Canada, on 25 Jul 1891; she was 85.
Donald and Sarah McPherson resided in Lot 50, Queens County, Nova cotia according to the 1891 Canadian federal census. They lived in the household of their grandchild and spouse Joseph and Mary McDonald. The family were Presbyterians. (RG 31-C-1, 1901, Prince Edward Island, Queens Co., ED 135-I2, Lot 50 Vernon River, p. 14)