Alexander "Sandy" McDougall Sr. was born in Stirling, Scotland on 17 March 1765 and married Catherine "Kate" Buchanan. They came to Halifax, Nova Scotia in 1795. Together they had the following children: Arthur (1791-1838) who married Mary Ann Irish in 1816; Daniel (1794-1802); Margaret Ann who married James Duffus in 1818; Isabella Catherine who married William Duffus; Hugh A. (1802-1803); Alexander, Jr. (1804-1855), and Elizabeth Arbuthnot (born ca. 1810) who married Archibald Scott. Alexander McDougall died on 30 August 1834. His wife, Kate, had predeceased him on 16 January 1834.