Henry Julius Duke of Brunswick-Lüneburg Tags: Noble.Henry Julius (German: Heinrich Julius) (15 October 1564 – 30 July 1613) was duke of Brunswick-Lüneburg and prince of Wolfenbüttel from 1589 until his death. In 1576 he had become the first rector of the Protestant University of Helmstedt. thumbnail birth date 1564-10-15 birth place Hessen (Osterwieck) death date 1613-07-30 death place Prague parent Hedwig of Brandenburg Duchess of Brunswick-Wolfenbüttel, Julius Duke of Brunswick-Lüneburg spouse Elizabeth of Denmark Duchess of Brunswick-Wolfenbüttel, Dorothea of Saxony Learn more... Loading...