John Deincourt, 4th baron, who, in the 22nd Henry II [1176], paid 20 marks in Nottinghamshire for trespassing the king's forests and 10 marks in Northamptonshire for a similar transgression. This John m. Ann, dau. of Ralph Murdac, and was s. by his son, Oliver. [Sir Bernard Burke, Dormant, Abeyant, Forfeited and Extinct Peerages, Burke's Peerage, Ltd., London, England, 1883, p. 170, d'Eyncourt, Barons d'Eyncourt]