DELAVAL, ---; b.; in school lists 1745-50.
DELAVAL, ---; b.; in school lists 1764, 1765, 1767, 1769.
DELAVAL, EDWARD HUSSEY, brother of Sir Francis Blake Delaval (qv); bapt. 12 Jun 1729; adm. (aged 8) Apr 1738 (Hutton's); left 1748; Pembroke Coll. Cambridge, adm. fellow commoner 4 Jul 1747, matr. 1748; BA 1750/1; MA 1754; Fellow of Pembroke Coll. 1751; contested Newcastle 1754; studied chemistry and experimental philosophy; FRS 6 Dec 1759, Copley Medal 1766; member, Royal Societies of Göttingen and Uppsala, and of Institute of Bologna; inherited Seaton Delaval estate, Northumberland, on death of his elder brother John Hussey Delaval, Baron Delaval (qv), in 1808; author, The Cause of Changes in Opaque and Coloured Bodies, 1777, and of various papers published in Philosophical Transactions; m. 22 Dec 1808 Sarah, dau. of George Scott, Methley, Yorks.; d. 14 Aug 1814. Buried in nave, Westminster Abbey. DNB.
DELAVAL, SIR FRANCIS BLAKE, eldest son of Capt. Francis Blake Delaval RN MP, Ford Castle and Seaton Delaval, Northumberland, and Rhoda, dau. of Robert Apreece, Washingley, Hunts.; b. 16 Mar 1727; adm. Oct 1737; left 1744; Christ Church, Oxford, matr. 23 Mar 1746/7; MP Hindon 4 May 1751-4, Andover 1754-68; KB 26 May 1751; the most fashionable and extravagant man of his day; m. 8 Mar 1749/50 Lady Isabella Tufton, widow of Lord Nassau Paulet MP, and dau. of Thomas Tufton, 6th Earl of Thanet; d. 7 Aug 1771.
DELAVAL, GEORGE, brother of Sir Francis Blake Delaval (qv); bapt. 18 Dec 1736; adm. (aged 10) Jun 1748; in school list 1752; drowned at sea on passage to India with brother in ship Prince George 1758.
DELAVAL, GEORGE; b. ; adm. 27 Jan 1768.
DELAVAL, HENRY, brother of Sir Francis Blake Delaval (qv); bapt. 18 Dec 1736; adm. (aged 11) May 1749; in school list 1752; Ensign, 2nd Foot Guards 2 Feb 1754; Capt. 34th (afterwards 73rd) Foot 2 Sep 1757; sailed for India as volunteeer May 1758; Capt., European Grenadier Co., EICS Bengal 23 Jan 1759 (the company which had been raised by his brother Robert Delaval (qv)); rejoined British army as Capt., 79th Foot; killed in action in Madras Presidency, India 27 Jun 1760.
DELAVAL, JOHN HUSSEY, BARON DELAVAL, brother of Sir Francis Blake Delaval (qv); b. 17 Mar 1728; adm. Oct 1737; left 1745; Pembroke Coll. Cambridge, adm. 1746, but sent down Dec 1746; managed family’s Northumberland estates from 1755; assumed additional surname of Hussey before Delaval on inheriting Hussey family’s estate at Doddington, Lincs., from his mother in 1759; MP Berwick-upon-Tweed 1754-61, 18 Jan 1765-74, 1780-21 Aug 1786, also contesting Northumberland 1774; created baronet 1 Jul 1761; inherited Seaton Delaval estate on death of his elder brother Sir Francis Blake Delaval (qv) in 1771; created Baron Delaval (I) 17 Oct 1783, as supporter of Fox-North coalition; changed sides and created Baron Delaval (GB) 21 Aug 1786, as supporter of Pitt administration; the subject of The Delavaliad (see The Rolliad, 1812 edn., 406-9); m. 1st, 2 Apr 1750 his cousin Susanna, widow of John Potter, Under Secretary for Ireland, and dau. of Ralph Robinson, Gateshead, co. Durham; m. 2nd, 5 Jan 1803 Susanna Elizabeth Knight; d. 17 May 1808. Buried St. Paul’s chapel, Westminster Abbey.
DELAVAL, RALPH, brother of Sir Francis Blake Delaval (qv); bap 18 Dec 1736; adm. (aged 11) May 1749; in a mercantile house in Lisbon; d. in his father’s lifetime.
DELAVAL, ROBERT, brother of Sir Francis Blake Delaval (qv); b. 5 Mar 1733; adm. May 1744 (Gibson's); left 1747; Cornet, Royal Horse Guards 29 Apr 1754 - retirement 14 Oct 1755; Capt., European Grenadier Co. (raised by him personally), EICS Bengal 26 Apr 1758; d. on voyage to India 11 Dec 1758.