Roger I (Rotgaire) Comte de AMIENS & MONTREUIL 
He had a biological son named Guillaume I de.
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Personal Details
Roger I (Rotgaire) Comte de AMIENS & MONTREUIL
Roger I (Rotgaire) Comte de was born about 0897 in Pontheiu, Ain, France. He died about 0957.
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Children
Guillaume I de PONTHIEU
Guillaume I de was born about 0915 in Ponthieu, Ain, France. He died in 0979.