Douglas Richardson states, [1]
Margaret (or Margery) de Scales, [daughter of Robert de Scales and Katherine de Ufford], married before 10 March 1363 Robert Howard, Knt., of East Winch, East Walton, Fersfield, Garboldisham, South Clenchwarton, South Wootton, Terrington, and Wiggenhall, Norfolk, Borkes (in Ipswich), Suffolk, etc., son and heir of John Howard, Knt., of East Winch and Wiggenhall, Norfolk, Admiral of the Fleet north of the Thames, by Alice daughter of Robert de Bois, Knt. He was born about 1342 (age 30 in 1372).
[1] Douglas Richardson and Kimball G. Everingham, Magna Carta Ancestry: A Study in Colonial and Medieval Families, 2nd editon, 4 vols. (Douglas Richardson, 2011), 2:407, [GoogleBooks].