Margaret II de Hainaut was born 2 June 1202 to Baldwin I of Constantinople (1172-1205) and Marie de Champagne (c1174-1204) and died 10 February 1280 Ghent, East Flanders, Flanders, Belgium of unspecified causes. She married Bouchard IV d'Avesnes (1182-1244) 1212 JL . She married Guillaume II de Dampierre (1196-1231) 1223 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 Margaret de Hainaut and Bouchard IV d'Avesnes (1182-1244)
Name Birth Death Joined with
Baudouin d'Avesnes (?-1219)
Jan I van Avesnes (1218-1257) 1 May 1218 Houffalize, Belgium 24 December 1257 Valenciennes, France Aleid van Holland (bef1234-1284)
Baudoin d'Avesnes (1219-1289) 1 September 1219 10 April 1295 Felicite de Coucy (c1225-1307)

Offspring of Margaret de Hainaut and Guillaume II de Dampierre (1196-1231)
Name Birth Death Joined with
Guillaume III de Dampierre (1224-1251)
Gui de Dampierre (1225-1305) 1225 7 March 1304 Compiègne, France Mahaut de Béthune (c1220-1264) Mahaut de Béthune (c1220-1264) Isabella von Luxemburg (1247-1298)
Jean I de Dampierre (?-1258)
Jeanne de Dampierre (c1226-c1275) 1224 1275 Hugues III de Rethel Hugues III de Rethel Thiébaut II de Bar (c1221-1291)


Footnotes (including sources)

‡ General