Family: Mieszko1 (King of Poland) / Princess Dubravka of Bohemia Premyslid

Paternal line Mieszko1 (King of Poland)
Siemomysł; of Poland 892 - 0964  (72 years)	_	Unknown
|
Lestek, (Duke of Poland) 0865 - 0921  (~ 56 years)	_	Unknown
|
Siemowit, (Duke of Poland) 870 -	_	Unknown

Paternal line Princess Dubravka of Bohemia Premyslid
Boleslav I " Duke of Bohemia" Premyslid 900 - 0967  (67 years)	_	Bozena (Biagota) Duchess of Bohemia 0901 - 0967  (~ 66 years)
|
Vratislav I Přemysl Duke Bohemia 0877 - 0921  (~ 43 years)	_	Drahombira Ze Stodor 0881 - 0937  (~ 56 years)
|
Betuslav I of Bohemia 1002 - 1055  (53 years)	_	Judith von Schweinfurt Abt 1000 - 1058  (~ 58 years)