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Male Duke Sobieslav of Eastern Pomerania I Click to view Duke Sobieslav of Eastern Pomerania I in the family tree

Sobieslav was born in 1130 in Gdansk, Poland.1   Sobieslav's father was Duke Swatopolk of Eastern Pomerania-Danzig and his mother was <Unknown>.  His paternal grandparents were Duke Swantibor of Eastern Pomerania-Danzig and <Unknown>.  He was an only child.  He died at the age of 48 on January 13th, 1178.1 

Family Details of Sobieslav's family with <Unknown>

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