Storjohann is a surname. Notable people with the surname include:
Gero Storjohann (1958–2023), German politician Johan Storjohann (1832–1914), Norwegian priest, educator, and non-fiction writer Nanna Storjohann (1838–1898), Norwegian proponent for public morals, wife of Johan Sage Storjohann (1998-Present), American Author, poet
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