TYRWHITT, Sir Robert I (by 1504-72), of Mortlake, Surr. and Leighton Bromswold, Hunts.

Esquire of the body by 1525; chamberlain, Berwick-upon-Tweed, Northumb. 13 Sept. 1525; j.p. Hunts. 1536, 1544, 1554 – d., Lincs. (Lindsey) 1538, Northants. 1554, Beds. 1558/59; keeper, manor of Dytton, Bucks. 1536; sheriff, Lincs. 1540 – 41, Cambs. and Hunts. 1557 – 58; master of the hunt, Mortlake, Surr. 1540; gent. the privy chamber by 1540; commr. ordnance 1541, 1553, benevolence, Surr. 1544/45, relief, Hunts., Northants. 1550, goods of churches and fraternities, Hunts. 1553, subsidy, Hunts. 1563, eccles. causes, dioceses of Lincoln and Peterborough 1571; servant, household of Queen Catherine Parr July 1543–8, master of the horse by 1544, steward by 1547; constable, Kimbolton castle, Hunts. 1544; steward, duchy of Lancaster, Higham Ferrers, Northants. by 1546; steward, unknown property for Thomas Seymour, Baron Seymour of Sudeley by 1548; jt. (with Thomas Audley II) ld. lt. Hunts. in 1551; numerous other minor offices. LP Hen. VIII, iv, v, x, xii, xiii, xvi, xviii-xxi; CPR, 1550–3, p. 394; 1553, pp. 186, 354, 356, 414; 1553–4, p. 20; 1560–3, pp. 433–4, 437–8; 1560–3, pp. 18, 22, 24, 40, 41; 1569–72, pp. 222, 277–8; APC, iii. 259; iv. 49, 277; vii. 248; Stowe 571, f. 60; Somerville, Duchy, i. 590; E101/426/2, f. 6; 163/12/17, nos. 38, 51, 54; HMC Hatfield, i. 443; VCH Northants. iii. 69.