Ivo Count Oise

Ivo Count was born in Sur Oise.¹   Ivo Count's mother was Gisele Chevreuse.  His maternal grandfather was Guy De Chevreuse. He had fourteen brothers and four sisters, named Yves Ier De Beaumont Sur, Yves, Yves, Yves, Ivo, Ives Or Ivo, Ivo, Count Yvyes, Countde Bellomontensis, Yvres II Sire, Guillaume, Eudes, Ivo, Ivan, Beaumont, De Beaumont, Godebelt and Hildeburge.