Robert De Periton
Robert was born about 1145 in Ellington, Northumberland, England.  Robert is no longer alive.

 Emma De Dumart
Emma was born about 1145 in Oxhill, Warwick, England.  She died before 1219.

 Thomas De Periton
Thomas was born about 1175 in Ellington, Northumberland, England.  He died in 1227.