John Darcy 2º Baron Darcy of Knaith, Justice of Ireland, Constable of the Tower of London 831,1607
- Born: 26 Mar 1317, Knaith, Lincolnshire, England 831,1607,1608
- Marriage (1): Elizabeth de Meinhill Baroness Meinhill of Whorlton
- Died: 5 Mar 1356, Notton, York, England or Crecy, France at age 38 831,1607,1608
- Buried: Guisborough Priory
Noted events in his life were:
• Biography. 831 Lord Darcy, called Le Fitz, and afterwards de Knayth, had a grant, 1 Aug 1341, of 40 pounds a year to him and his heirs, for his long and gratuitous services. Appointed Keeper of the manor of Burstwick, co. York, with its members in cos. York and Lincoln, and Escheator in Holderness, for life, 1 Oct 1344. These offices were regranted to him, 16 Mar 1345/6, but the King could not dispense with his constant attendence, and appointed a deputy, 20 Mar 1345/6. One of the King's Council. He was granted an annuity of 200 pounds for life, to maintain himself a Banneret, 15 Jul 1346, at La Hogue. Was at the Battle of Crecy, and at the siege of Calais, being in the King's retinue. He was aged 30 and more at his father's death, and did homage and had livery of his inheritance, 5 Jun 1347. Appointed Constable of the Tower of London for life, 7 Jun 1347, but was permitted to grant the office away, 15 Mar 1351/2. Appointed a commissioner to treat with the Cardinals concerning peace with France 25 Sep 1347. He was sum. to a Great Council 15 Jul (1353) 27 Edward III, and to Parliament from 20 Nov (1348) 22 Edward III to 15 Mar (1353/4) 28 Edward III, by writs directed Johanni Darcy de Knayth'.
John married Elizabeth de Meinhill Baroness Meinhill of Whorlton.