William De Ferrers
William was born in 1333 in Newbold Verdon, Leicestershire, , England.¹   He died at the age of 39 in 1372 in Groby, Leics, Eng, England.¹ 

 Margaret De Ufford
Margaret was born in 1330 in , Lincolnshire, , England.¹   She died at the age of 40 on January 8th, 1370 in Willoughby, Lincolnshire, , England.¹ 

 Margaret De Ferrers
Margaret was born in 1347 in Groby, Leicestershire, , England.¹   She died at the age of 59 on January 22nd, 1406 in Warwick, Warwickshire, , England.¹