
Begründer der Büdinger Linie der Isenburger
Johann Ernst I zu Isenburg-Büdingen (* 21. June 1625 in Birstein; † 8. October 1673 in Büdingen) was a begründer der Büdinger Linie der Isenburger. He was 48 years old. He was married to Marie Charlotte Gräfin zu Erbach. He had at least 2 children (2 sons).