Ziemonislaw De Polônia , Duque De Polônia

Ziemonislaw De Polônia's father was Lemzek De Polônia , Duque De Polônia.  His paternal grandfather was Ziemowit De Polônia , Duque De Polônia.  He was an only child.  He died in 0964.

They had a son named Mieczislaw (Burislaf) I De Polônia.