Countde Bellomontensis Ivo

Countde Bellomontensis' 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, Ivo Count, Yvres II Sire, Guillaume, Eudes, Ivo, Ivan, Beaumont, De Beaumont, Godebelt and Hildeburge.