Henry Borwin III, Lord of Rostock German nobleman, Lord of Rostock from 1226 to 1278 (1220–1278) Parents Christina of Sweden Henry Borwin II, Lord of Mecklenburg Children Waldemar, Lord of Rostock Siblings Nicholas I of Werle Pribislaw I John I Margarete|Margareta von Mecklenburg (von Rostock) Matilda of Mecklenburg Partners Sofia Eriksdotter of Sweden
