Geoffroi I of Mayenne & of Bretagne
They had a son named
Juhel I of Mayenne
.
Personal Details
Geoffroi I of Mayenne
He died in 0980.
of Bretagne
Of Bretagne is no longer alive.
Children
Juhel I of Mayenne
He died about 0980.
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Geoffroi I of Mayenne & of Bretagne 
