Derdere married Gospatrick III (Earl of Dunbar) in 1121. Gospatrick (son of Gospatric II ( Earl of Brambugh and Lothian) and Sybil Morel) was born in 1090 in Dunbar, East Lothian, Scotland; died in 1166 in Dunbar, East Lothian, Scotland. [Group Sheet] [Family Chart]

1. Waldeve DeDunbar was born in 1125 in Dunbar, East Lothian, Scotland; died in 1182 in Dunbar, East Lothian, Scotland.
2. Guynolda De Dunbar was born in 1153 in Roxburghshire, Scotland.