Anastasia of Greater Poland
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Anastasia of Greater Poland (Polish: Anastazja Mieszkówna; b. ca. 1164 – d. aft. 31 May 1240), was Duchess of Pomerania by marriage to Bogislaw I, Duke of Pomerania, and regent from 1187 until 1208 during the minority of her sons Bogislaw II and Casimir II .