Ida de Boulogne was born circa 1160 to Mathieu d'Alsace (c1137-1173) and Marie de Boulogne (1136-1182) and died 1216 of unspecified causes. She married Gerard of Guelders (c1140-1181) 1181 JL . She married Berthold IV of Zähringen (-1186) 1183 JL . She married Renaud I, Count of Dammartin (c1165-1227) 1190 JL . William I of England (1027-1087), Alfred the Great (849-899)/s, Charlemagne (747-814)/s, Hugh Capet (c940-996)/s, Rollo of Normandy (860-932)/s.
|Offspring of Ida de Boulogne and Renaud I, Count of Dammartin (c1165-1227)|
|Mafalda de Dammartin (c1202-c1258)||1160||1216||Philippe I Hurepel (1201-1235) Philippe I Hurepel (1201-1235) Afonso III of Portugal (1210-1279)|