Leszek (Lesko) IV Duke of Poland, b: 0865


			^{Piast (Chosciszko) Duke of Poland}^b.0813 d.
		^{Ziemowit Duke of Poland}^{b.0835 of, Poznan Poznan, Poland d.}
	^{Leszek (Lesko) IV Duke of Poland}^{b.0865 of, Poznan Poznan, Poland d.}
^{Ziemomysl (Ziemonislaus) Poland}^{b.0892 of, Poznan Poznan, Poland d.}