Johannaun or Johannean: How To spell?
The word Johannaun is misspelled against Johannean, an adjective meaning "pertaining to John, esp. to the Apostle John his writings."
Johannean has vowels 'ea' together mispronounced as 'au'Word contains consecutive vowels 'EA' in between alphabets johann & n is misspelled as 'AU'
Wrong Spelling:  johann-au-n  Correct Spelling:  johann-ea-n 
Check more misspelled words of Johannean to spell it correct.