- b.~21 Jun 1126 in Dresden, Saxony d.6 JAN 1148/49
- b.~ 1174 in Brandenburg, Prussia d.25 FEB 1219/20 in Brandenburg, Prussia
- b.25 Jul 1016 in Krakow, Poland d.28 Nov 1058 in Poland
- b.BET 1040 AND 1043 in Krakow, Poland d.04 Jun 1102 in Plotzk, Poland
- b.BET 1010 AND 1014 d.1087
- b.20 Aug 1085 in Krakaow, Poland d.28 Oct 1138
- b.~ 1035 in Prague, Czechoslovakia d.1092
- b.~ 1056 d.25 Dec 1086
- b.~ 1038 in Esztergom, Komaron-Estergom, Hungary d.27 JAN 1061/62
- b.~ 1132 in Krakow, Poland d.BET 8 JUL 1172 AND 1174
- b.~ 1065 d.25 Dec 1086
- b.BET 1093 AND 1101 d.08 Jul 1172
- b.~ 1075 d.01 Dec 1125
- b.~ 1209 in Brandenburg, Prussia d.10 Jun 1261 in Braunschweig, Brunswick, Germany
- b.~ 1160 in Groitzsch, Leipzig, Germany d.06 May 1210
- b.~ 1184 in Groitzsch, Leipzig, Germany d.1255 in Brandenburg, Prussia
- b.~ 1153 in Krakow, Poland d.02 Apr 1210