Family and Education
b. 9 Nov. 1667, 2nd but 1st surv. s. of Sir Edward Mansel, 4th Bt.†, of Margam Abbey and Soho Square by Martha, da. and coh. of Edward Carne of Ewenny, Glam. educ. privately; Jesus, Oxf. 1685, BA 1686; New Inn Hall, MA 1699. m. 18 May 1686 (with £10,000), Martha (d. 1718), da. and h. of Francis Millington, merchant, of London and Newick Place, Suss., 5s. (3 d.v.p.) 5da. (2 d.v.p.); 1s. 2da. illegit. suc. 2nd cos. Thomas Mansel II* at Briton Ferry, Glam. (life interest) Jan. 1706; fa. as 5th Bt. 17 Nov. 1706; cr. Baron Mansell of Margam 1 Jan. 1712. Arch. Camb. ser. 3, x. 121; Haverfordwest and Its Story, 163; G. T. Clark, Limbus Patrum, 495; E. P. Statham, Fam. of Mansell, ii. 19, 44, 688; Cat. Penrice and Margam Mss, ser. 2, pp. 107–9; ser. 3, p. 73; P. Jenkins, Making of a Ruling Class, 121.
Offices Held

Sheriff, Glam. 1700–1; constable, Cardiff Castle 1706–d.; chamberlain of S. Wales c.1714–d.; v.-adm. S. Wales and gov. of Milford Haven 1714–15. Egerton 1626, f. 59; Cardiff Recs. ed. Matthews v. 496–7; Boyer, Pol. State, i–ii. 389; W. R. Williams, Gt. Sess. in Wales, 189; Cat. Penrice and Margam Mss, ser. 3, p. 6; Ind. 24557.

Comptroller of the Household 1704– Feb. 1708, June 1711–July 1712; PC 27 Apr. 1704–May 1708, 14 June 1711–Sept. 1714; ld. of Treasury Aug. 1710–June 1711; teller of the Exchequer 1712–Oct. 1714. R. O. Bucholz, Augustan Court, 263; Cal. Treas. Bks. xxi. 287; xxiv. 34; xxv. 66; xxvi. 372; xxix. 140; Add. 70248, memo. n.d.

Main residences: Penrice Castle, Gower, Glam.; Margam Abbey, Glam.; Soho Square, Westminster.
Author
Volume
Commons 1690-1715
Web Title

MANSEL, Thomas I (1667-1723)

Will
Estates
Oxford 1644
No
Addresses
Religion
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