Sir Robert Hilton
Sir Robert was born about 1290 in Swine, Skirlaugh, E. Riding, York, Eng.

 Margaret de Greystoke
Margaret was born about 1285 in Grimthorpe, Pocklington, E. Riding, York, Eng.  Margaret is no longer alive.

 Sir Robert Hilton
Sir Robert was born in 1326 in Swine, E. Riding, York, Eng.  He died before 1364.