Konstantin Mikhailovich, Grand Duke of Tver - Pedigree | FamilyCentral
 Abt 1278 - 3 Oct 1368
 Abt 1228 - 16 Sep 1271/72
 11 Sep 1253 - 1293/94
Family Group
 8 Feb 1191 - 30 Sep 1246
 Abt 1194 - 4 May 1244
 24 Jul 1231 - 16 Sep 1277
 1154 - 14 Apr 1212
 Abt 1156 - 19 Mar 1206
 Abt 1154 - Dec 1237
 7 Dec 1208 - 4 Mar 1238
 Abt 1214 - Aft 1248
Family Group
  Children