- b.~ 1052 in Gdansk, , , Poland d.> 1106
- b.~ 1080 in Gdansk, , , EasternPomerania d.> 1113
- b.~ 1080 in Gdansk, , , Pomerania d.13 Jan 1178
- b.~ 1130 in Gdansk, , Gdansk, Pomerania d.13 Jan 1178
- b.~ 1160 in Gdansk, Gdansk, Gdansk, Pomerania d.01 May 1220 in Kloster Oliva