People Germany Johann Martin Haas peoplepill id: johann-martin-haasJMH 14 views today 17 views this weekJohann Martin HaasBiographyListsAlso ViewedSimilar peoplePeople also viewedHenry ReinholdGerman opera singerCarl Heinrich GraunGerman composer and tenor singerTobias Friedrich BachGerman singerJohann Adolf HasseGerman composer, singer and teacherFrom our partnersSponsoredJohann Martin Haas