Family: Baron Nicholas Fitzmartin, of Blagdon Daetington and Cemai and Constable of Carmarthen / Baroness Isabel Fitzwilliams (F1094)
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Male
Baron Nicholas Fitzmartin, of Blagdon Daetington and Cemai and Constable of Carmarthen
Birth 1193 Dartington Hall, Blagdon, Devonshire , England 
Death 22 Mar 1282 Combe, Martin Manor, Barnstable, Devonshire, England Burial Marriage Father Baron William Fitzmartin, II of Blagdon Cemise and Dartington | F1095 Group Sheet Mother Baroness Avice De Torrington | F1095 Group Sheet
Female
Baroness Isabel Fitzwilliams
Birth 1200 Withycombe, Williton, Somerset, England Death 22 Mar 1282 Combe, Martin Manor, Barnstable, Devonshire, England Burial Father Ralph Fitzwilliams | F1140 Group Sheet Mother Yolanda Mohun | F1140 Group Sheet
Male
+ Baron Robert Martin, I of Dartington Athelhampton
Birth 1235 Athelhampton, Dorset Death 1285 Athelhampton, Dorset Burial Spouse Baroness Mary Yeovilton, of Athelhampton | F1093 Marriage