Gertrude de Hainaut was born circa 1109 to Baldwin III de Hainaut (-1120) and Yolanda van Gelre (-1131) . She married Roger III de Tosny (1104-1158) . Notable ancestors include Charlemagne (747-814), Alfred the Great (849-899), Hugh Capet (c940-996). Ancestors are from Germany, France, the United Kingdom, the Netherlands, Belgium.
|Offspring of Gertrude de Hainaut and Roger III de Tosny (1104-1158)|
|Raoul V de Tosny (-1162)||1162|| Margaret de Beaumont (c1127-1186)|
|Godeheut de Tosny (-1176)|
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