Robert BERTRAM
Robert was born about 1160 in Bothnal, Northumberland, England.

 Mabel FitzPatrick DE CLARE
Mabel FitzPatrick DE was born in 1166 in Clare, Suffolkshire, England.  She died at the age of 37 in 1203.

 Richard BERTRAM
Richard was born before 1210 in Bothnal, Northumberland, England.