John married Lady Elizabeth Montgomerie in Sep 1749 in Kilmarnock, Ayrshire, Scotland. Elizabeth (daughter of 9th Earl of Eglinton Alexander Seton Montgomerie and Susanna Kennedy) was born on 4 Jul 1710 in Kilwinning, Ayrshire, Scotland; died on 19 Feb 1800 in Edinburgh, Midlothian, Scotland. [Group Sheet] [Family Chart]
1696 - 1777 (81 years)