JOHANN I von OLDENBURG
He had a biological daughter named
RICHIZA
.
Personal Details
JOHANN I von OLDENBURG
JOHANN I was born about 0990.
1
JOHANN I is no longer alive.
Children
RICHIZA von OLDENBURG
RICHIZA was born in 1028.
1
RICHIZA is no longer alive.
1
Mike1.ged
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JOHANN I von OLDENBURG 
