Receiver-general and attorney-general of Henry, earl of Derby Mich. 1390–9, of the duchy of Lancaster Mich 1399- 1 Feb. 1423; keeper of the duchy muniments 1 May 1402 – d.; clerk of the duchy markets in Midlands and Yorks. 14 July 1416; steward of the duchy manor of the Savoy by 1418 – 15 Nov. 1420, of the duchy estates in Essex, Herts., Mdx. 20 June 1421 – d.; surveyor of the duchy estates held by Henry V’s feoffees and executors by Sept. 1422 – d.; steward of the duchy estates held in dower by Katherine, queen of Henry V, by 1426–d.
Constable of Odiham castle, Hants, and keeper of Odiham manor and park 8 Oct. 1399-Mich. 1408, 8 Apr. 1410–d.
Collector of the wool subsidy, London to Gravesend and Tilbury 12 Oct. 1399–6 Oct. 1401.
Commr. to make an arrest, Hants Jan. 1402; of oyer and terminer, Norf. Oct. 1404 (disorder on the estates of the abbey of St. Benet of Hulme), Essex Oct. 1410 (withdrawal of labour services by tenants of St. Albans abbey), Brec., Carm., Glam., Mon. June 1413 (rebellion in the duchy lordships); inquiry, Derbys. Nov. 1406 (estates of Henry Herville), Beds., Bucks., Derbys., Hants, Leics., Northants., Notts., Rutland, Staffs., Warws. Mar. 1410, July 1412 (King’s title to land), Leics. Nov. 1412 (ownership of the manor of Breedon), Herts. July 1413 (ownership of land in Little Hadham), Essex, Herts. Feb. 1419 (treasons and general crime), Herts. July 1420 (ownership of the manor of Pendley); to take custody of the estates of Sir John Chetwode, Northants. Apr. 1412; of array, Essex May 1415; to raise royal loans, Herts. Nov. 1419, May 1421, Mar. 1422, July 1426, May 1428; of kiddles, Essex, Herts., Mdx. Feb. 1427, Feb., May 1428.
Collector of revenues from the estates of Henry, earl of Northumberland, 10 Sept. 1403–6 Mar. 1404.
J.p. Essex 3 Mar. 1406 – Feb. 1407, 30 May – Dec. 1414, 12 Feb. 1422 – July 1423, Herts. 3 Mar. 1406 – Feb. 1407, 4 May 1419-Aug 1433.
Escheator, Essex and Herts. 8 Dec. 1416 then vacated.
Collector of a royal loan, Herts. Jan. 1420.
LEVENTHORPE, John (-d.1435)