Isabelle married Guillaume de Vermandois in 1119. Guillaume was born about 1103; and died. [Group Sheet]
married Luciane de Rochefort in 1104. Luciane was born about 1088; and died. [Group Sheet]
married Bertha Countess of Holland, Queen of France in 1072 in France. Bertha was born about 1054 in Vlaardingen, Z Holl, Neth; died in 1094 in Montreuilsurmer. [Group Sheet]