Adelaide of Holstein-Rendsburg
Adelaide of Holstein-Rendsburg, Countess of Schauenburg, was the daughter of Count Henry I and his wife, Helwig of Bronckhorst. One source gives her birthdate as 1299 in Rendsburg, Rendsburg-Eckernforde, Schleswig-Holstein, Germany.
In 1313, Adelaide married Duke Eric II of Schleswig. They had two children:
Both her son and her son-in-law became King of Denmark.