Background
He married Olivia French (daughter of Arthur French and Olivia Ussher), on 25 June 1772.
He married Olivia French (daughter of Arthur French and Olivia Ussher), on 25 June 1772.
Nugent lived at Pallas in east County Galway. Olivia Emily Nugent (d September 1856), married Christopher Dillon Bellew of Mount Bellew, Galway
William Thomas Nugent, 5th Baron Nugent of Riverston, b. 29 September 1773, daughter 6 September 1851
Arthur Anthony Nugent of Cranna (29 August 1774 – 14 April 1858), married Maria Gore and had issue: Arthur (1805-1885), Anthony (1809-1876), and Charles (1813-1839).
French was a member of the Tribes of Galway on her paternal side, and a descendant of Sir William Ussher (1561-1659) on her maternal side.