Sir John  Constable
Sir John  was born about 1388 in Halsham, Patrington, E. Riding, York, Eng.  He died before January 14th, 1451 in Burton Constable, N. Riding, York, Eng.

 Margaret Umfreville
Margaret was born about 1388 in Harbottle Castle, Northumberland, Eng.  Margaret is no longer alive.

 Agnes Constable
Agnes was born about 1422 in Burton, East Riding, York, Eng.  She died after July 24th, 1485 in Lincolnshire, Eng.