Zwinislawa Tczewsko-Lubiszewska - Aft 1280 Parents Matilda of Mecklenburg Swietopelk II, Duke of Pomerania Sambor II, Duke of Pomerania Children Piotr ze Sprowy i Szczekocin Siblings Margaret Sambiria Euphemia of Pomerania Salome of Pomerelia Mestwin II Warcisław II de Gdańsk Damroka Euphemia of Pomerania Hedvig Svantepolksdotter Euphemia von Pommern