Tags: Noble.
John Charles Count Palatine of Birkenfeld at Gelnhausen (17 October 1638 in Bischweiler – 21 February 1704 in Gelnhausen) was a German prince and ancestor of the cadet branch of the royal family of Bavaria known from the early 19th century as Dukes in Bavaria. He took Gelnhausen as the name of his branch of the family after acquiring that estate in 1669.