John Adolf, Duke of Holstein-Gottorp
…Holstein-Gottorp (27 February 1575 – 31 March 1616) was a Duke of Holstein-Gottorp. He was a third son of Duke Adolf of Holstein-Gottorp and his wife Christine of Hesse-Kassel (or Hesse-Cassel). He became the first Lutheran Administrator of the Prince-Bishopric of Lübeck (1586–1607) and the Administrator of the Prince-Archbishopric…