Ralph I de SOMERY
Ralph I de was born about 1151 in Dudley, Wocester, England.  He died in 1218.

 Margaret  FITZGILBERT
Margaret  was born about 1165 in Wiltshire, England.  She died after 1242.

 Roger I de SOMERY
Roger I de was born about 1200 in Dinas, Powys, Wales.  He died on August 26th, 1273 in Stafforshire, England.