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Female Sygryd Dumna Swietoslava of Poland Click to view Sygryd Dumna Swietoslava of Poland in the family tree

Sygryd Dumna Swietoslava of was born about 0965 in Poznan, Poland.  Sygryd Dumna Swietoslava of's father was Mieszko I Mieczislaw (Burislaf)of Poland and her mother was Dobravy of Bohemia.  Her paternal grandparents were Ziemonislaw of Poland and UNKNOWN Gorka; her maternal grandfather was Boleslav I the Cruel of Bohemia and her maternal grandmother is Biagata of Stockow. She had a brother and a sister, named Vladivoj of and Adelajda of.  She was the youngest of the three children. She had two half-brothers and a half-sister, named Ulf of, Boleslaw I Chobry the Brave of and Geira of.


Sygryd Dumna Swietoslava of's family with Sveyn I Forkbeard Haraldsson of Denmark

‌Sygryd Dumna Swietoslava of and Sveyn I Forkbeard Haraldsson of were married in a religious ceremony about 0990.  They had two sons and three daughters, named Canute II the Great Sveynsson of, Harald III Sveynsson of, Gytha, Thyra and Gunhilda.

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