David married Helen Macfarlane on 15 Jul 1847 in Glasgow, Lanarkshire, Scotland. Helen (daughter of Malcolm Macfarlane, in Letter, Port of Menteith and Agnes Macfarlane) was born on 21 Jan 1819; was christened on 25 Jan 1819 in Port of Menteith, Perthshire, Scotland; and died. [Group Sheet] [Family Chart]