Nielsen Hayden genealogy
Ancestors of Euphemia of Eastern Pomerania
┌── Sobieslaw I of Eastern Pomerania (Abt 1130 - Between 1177 and 1179)
┌── Msciwoj I of Eastern Pomerania (Abt 1160 - May 1213)
┌── Swietopelk II of Eastern Pomerania (Between 1190 and 1200 - 10 Jan 1266)(m. Abt 1217)
│ └── Swinislawa ( - 4 Sep 1228)
│
│
│ ┌── Mieszko III, High Duke of Poland (Abt 1126 - 13 Mar 1202) =>
│ ┌── Odon (Between 1141 and 1149 - 20 Apr 1194)(m. Aft 1184)
│ │ └── Elisabeth of Hungary (Abt 1128 - Bef 1155) =>
│ │
└── Euphrosyne ( - 23 Aug 1235)(m. Abt 1217)
│
│ ┌── Jaroslav Vladimirkovitch (Abt 1135 - 1 Oct 1187) =>
└── Wjatscheslawa Jaroslawna of Halicz ( - Aft 1200)(m. Aft 1184)
└── Olga Georgievna of Suzdal ( - Abt 1185) =>