Robert Stewart, 1st Marquess of Londonderry, was a County Down landowner, Irish Volunteer, and member of the Irish Parliament who, exceptionally for an Ulster Scot and Presbyterian, rose within the ra
The Marquess of Londonderry, by Hugh Douglas Hamilton, c. 1800–1808
Robert Stewart by Anton Raphael Mengs, c. 1760–1776
Alexander Stewart was an Irish landowner who grew rich by inheriting a fortune from Robert Cowan, an East India Company official who served as the governor of Bombay. His son Robert became the 1st Mar
c. 1720–1725 portrait
The Temple of the Winds at Mount Stewart, commissioned by Alexander Stewart