KNYVET, Sir John (1394/5-1445), of Southwick, Northants., Hamerton, Hunts. and Mendlesham, Suff.

b. 1394 /5, s. and h. of John Knyvet by his 1st w. m. by 1412, Elizabeth (d.1441), da. of Constantine, 2nd Lord Clifton (1372-95), of Buckenharn castle, Norf. by his w. Margaret, sis. of Sir John Howard, and h. of her bro. Sir John Clifton (d.s.p. 1447), 2s. 2da., poss. at least 6 other ch. Kntd. by Dec. 1418.C138/33/32; C139/122/27; CIPM, xv. nos. 364-72; CCR, 1413-19, p. 495; 1419-22, pp. 22, 26; CFR, xiv. 270; CPR, 1436-41, p. 177; VCH Hunts. iii. 67; VCH Northants. iii. 592; F. Blomefield, Norf. v. 161; CP, iii. 308. J. Copinger (Suff. Manors, iii. 279) is wrong in stating that Knyvet’s mother-in-law was Elizabeth, the da. of Robert, Lord Scales.