Milo de Cogan
Milo was born about 1135 in Cogan, Glamorganshire, Wales.  He died in 1182.

 Christiana Paganell de Paynel
Christiana Paganell was born about 1136 in Brampton, Devonshire, England.

 William de Cogan
William was born about 1152 in Cogan, Glamorganshire, Wales.