Philip, Duke of Mecklenburg Doberan Minster. Philip, Duke of Mecklenburg Philip, Duke of Mecklenburg, sometimes called "Philip I" (12 September 1514 - 4 January 1557) was a Duke of Mecklenburg-Schwerin. He was the youngest son of Henry V, Duke of Mecklenburg, and Helen of the Palatinate, a daughter of Philip, Elector Palatine. As a result of an injury at a tournament he was mentally ill for many years. After Henry V's death in 1552, he lived at the court of Duke Ulrich of Mecklenburg in Güstrow, where he died. Whether he ruled actively is questionable in the light of his disability. He was buried
Charles Philip, Duke of Södermanland Charles Philip, Duke of Södermanland Prince Charles Philip of Sweden, Duke of Södermanland, ("Swedish: Carl Filip"; Alt-Anzen (Vana-Antsla), 22 April 1601 – Narva, 25 January 1622) was a Swedish prince, Duke of Södermanland, Närke and Värmland. Charles Philip was the second surviving son of King Charles IX of Sweden and his second spouse, Duchess Christina of Holstein-Gottorp. He was born at Reval Castle during his parents' visit to Swedish Estonia in 1601. His father, youngest son of King Gustav I who founded Sweden's Vasa dynasty, was Duke of Södermanland and regent of the kingdom at the time, having forced his