Nielsen Hayden genealogy
Ancestors of William IV of Burgundy
1095 - 1155 (~ 61 years) ┌── William I "The Great" of Burgundy ( - 12 Nov 1087)(m. Between 1049 and 1057)
│ └── Adélaïde of Normandy ( - Aft 1074)(m. Bef 2 Nov 1023) =>
│
┌── Stephen I of Burgundy (1065 - 1102 Anatolia)
│ └── Stephanie ( - Aft 1092)(m. Between 1049 and 1057)
│
William IV of Burgundy (Between 1094 and 1095 - 1155)
└── Beatrix