Thomas married Nancy Olive DUFF on 19 Jan 1910. Nancy (daughter of James DUFF and Sophia Jane JOHNSTON) was born on 1 Jul 1880 in Bells Corners, Carleton, Ontario, Canada; died in Calgary, Calgary, Alberta, Canada. [Group Sheet] [Family Chart]

1. Thomas Gordon DART was born on 24 Nov 1910; and died.
2. Gertrude Edna DART was born on 24 Mar 1913.