Nielsen Hayden genealogy
Family: Casimir II / (Unknown wife of Casimir the Just) (F15006)
Boleslaw III "Wrymouth", King of Poland (1085-1138) 
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Salome von Berg-Schelklingen (1100-1144)
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Richiza of Poland (1116-1155)  |
| Mieszko III, High Duke of Poland (1126-1202) |
| Agnieszka of Poland (1137-1183) |
| Casimir II (1138-1194)
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| (Unknown) of Poland (1164-1194) |