Marina Valdemarsdotter of Sweden

Marina Valdemarsdotter of Sweden (died after 1285) was a Swedish princess and a countess consort of Diepholz by marriage to  Rudolf II, Count of Diepholz  (1262–1303). She was the daughter of Valdemar, King of Sweden, and Queen Sophia of Denmark. She married Count Rudolph II von Diepholz at Nyköping in Södermanland during 1285.