Gilbert De Umfreville
Gilbert was born about 1244 in Castle Prudhoe, Northumberland, England.  He died before October 13th, 1307 in Castle Prudhoe, Northumberland, England.  He was buried in Hexham Priory, Hexham, Northumberland, England.

 Agnes Comyn
Agnes was born about 1248 in Buchan, Aberdeen, Sco.  She died in Castle Prudhoe, Northumberland, England.  She was buried in Hexham Priory, Hexam, Northumberland, England.

 Robert De Umfreville
Robert was born before 1277 in Castle Prudhoe, Northumberland, England.  He died on March 30th, 1325 in Castle Prudhoe, Northumberland, England.  He was buried in Newminster Abbey, Northumberland, England.