• Born: Between 985 and 990, Vermandois, Normandy, France
• Married:
• Died: 25 May 1045

  Research Notes:

He succeeded in [1021] as Comte de Vermandois. "Comes Heribertus" names "materque mea Pavia…pater meus Otto, eius genitrix, avia mea Ermengardis" donated property to Notre-Dame de Homblières by charter dated [13 Jan/13 Oct] 1045.

The necrology of the abbey of Saint-Denis records the death "VIII Kal Jun" of "Otto comes". ¹