Alan IV FERGENT & Hermengarde Countess Of BRETAGNE 
They had a son named Conan III "le Gross" Duke Of.
Family Notes
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Personal Details
Hermengarde Countess Of BRETAGNE
Hermengarde Countess Of was born about 1072 in <, Bretagne, Indre, France>.
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Children
Conan III "le Gross" Duke Of BRETAGNE
Conan III "le Gross" Duke Of was born in 1096 in , Bretagne, Indre, France. He died at the age of 52 on September 17th, 1148.