Ralph De Merlay
Ralph was born about 1110 in Morpeth, Northumberland, England.  He died in 1160.

 Juliana Dunbar
Juliana was born about 1124 in Dunbar Castle, East Lorthian, Scotland.

 Roger De Merlay
Roger was born about 1140 in Morpeth, Northumberland, England.  He died in 1188 in Northumberland, England.