People Germany Johann Mrazek peoplepill id: johann-mrazekJM 8 views today 10 views this weekGerman geologistJohann MrazekBiographyGallery (1)ListsAlso ViewedListsJohann Mrazek is in following listsBy field of workNotable German scientistsGender:Male, Born in:Years 1930 to 1969By work and/or countryNotable German GeologistsGender:Male, Born in:Years 1930 to 1969From our partnersSponsoredJohann Mrazek