*18.01.1686 Vienna - †18.01.1686 Vienna
Elector Prince of the Palatinate
The unnamed child was the son of Johann Wilhelm, Elector Prince of the Palatinate-Neuburg, and Archduchess Maria Anna Josepha. He died on the day of his birth, 18 January 1686, as a result of being born prematurely.
The child's coffin is located in the arcosolia (wall niches) of the Leopold Crypt.