Nielsen Hayden genealogy
Ancestors of Euphemia of Kujawien
- 1308 ┌── Casimir II (1138 - 5 May 1194)(m. Between 1185 and 1186) =>
┌── Konrad I of Masovia (Between 1187 and 1188 - 31 Aug 1247)(m. 1207)
│ └── Helene von Znaim ( - Between 1202 and 1206)(m. Between 1185 and 1186) =>
│
┌── Casimir I of Kujawien (Abt 1211 - 14 Nov 1267)(m. 1257)
│ │
│ │ ┌── Svjatoslav Igorjewitsch (Abt 1177 - Sep 1211)(m. Oct 1188) =>
│ └── Agafia Svjatoslava of Novgorod ( - Aft 31 Aug 1247)(m. 1207)
│ └── Jaroslawa Rjurikovna of Kiev (m. Oct 1188) =>
│
Euphemia of Kujawien ( - 18 Mar 1308)
│
│ ┌── Mieszko I of Oppeln (Between 1132 and 1146 - 16 May 1221)(m. Between 1170 and 1178) =>
│ ┌── Kasimir I of Oppeln (Between 1176 and 1179 - 13 May 1230 bur.Abbey of Czarnowasy, Opole, Poland)
│ │ (m. Between 1212 and 1220)
│ │ └── Ludmilla ( - Aft 20 Oct 1210)(m. Between 1170 and 1178)
│ │
└── Euphrosyne of Oppeln (Between 1228 and 1230 - 4 Nov 1292)(m. 1257)
└── Viola ( - 7 Sep 1251)(m. Between 1212 and 1220)