"Charles Joseph (German: Karl Joseph) (7 August 1649 – 27 January 1664) was an Archduke of Austria and Grand Master of the Teutonic Knights (1662–64). He ...
was also the bishop of Olmütz, and Breslau, Passau.
Charles Joseph was born in Vienna as the son of Ferdinand III, Holy Roman Emperor and his first cousin, Maria Leopoldine of Austria. His mother died shortly after giving birth to him. Charles Joseph, himself, died in his early teens in Linz." - (en.wikipedia.org 17.10.2021)
