Butler, Earl of Arran, and had five children: Henry (27 October 1697 – 19 June 1718), styled Viscount Boston from 24 December 1698. Thomas (1700 – 27 April 1730), styled Viscount Boston, apparently unmarried. Lady Frances de Nassau d'Auverquerque (born 1700s, d. 5 April 1772), who married 4 Jun 1737 St Paul's Benet Wharf (against her father's wishes) Captain (later Lieutenant-Colonel) William Elliot of Wells. Their only child died young. Emilia Mary (born about 1702, died 1712) died at the age of aged 10 Lady Henrietta de Nassau d'Auverquerque (bapt 17 October 1712, died 23 September 1747), who married 27 September 1732 William Clavering-Cowper, 2nd Earl Cowper 1709–1764). Her son the 3rd Earl Cowper (1738–1789) became his uncle Lord Grantham's heir general after his aunt, Lady Frances Eliot's, death in 1772, and was created a Prince of the Holy Roman Empire in 1778 (which title expired in 1905 with the death of the last Earl Cowper). The current representative of this line is Lord Lucas (b. 1951), who is also Lord Dingwall in the Peerage of Scotland, and a co-heir to the Barony Butler since 1905. Arms Arms of the Earls of Grantham References 1673 births 1754 deaths Henry de Nassau d'Auverquerque Members of the Privy Council of Great Britain Nobility from The Hague Earls in the Peerage of England Peers of England created by William III Coldstream Guards officers Grenadier Guards officers Burials at St James's Church, Piccadilly