People /Johann I. peoplepill id: johann-i-2JI 1 views today 1 views this weekGraf von Henneberg-SchleusingenJohann I.BiographyListsAlso ViewedListsJohann I. is in following listsBy field of workNotable royalsGender: Male, Born in: Years 1200 to 1399By work and/or countryNotable NoblesGender: Male, Born in: Years 1200 to 1399Notable AristocratsGender: Male, Born in: Years 1200 to 1399From our partnersSponsoredJohann I.