It's a name, a Nordic/European version of John.
Johannes Vennekamp has written: 'Johannes Vennekamp'
Johannes Brus has written: 'Johannes Brus'
Johannes Figulla has written: 'Johannes Figulla'
Johannes Dorflinger has written: 'Johannes Dorflinger'
German Johannes Gutenberg
Nothing, because it isn't a Greek name. It's Danish, and it means 'Son of Johannes'.
Johannes Fehring's birth name is Johannes Fernbach.
Johannes Fiebag died in 1999.
Johannes Thomhave's birth name is Johannes Bjarne Thomhave.
Johannes Thomsen's birth name is Johannes Guttorm Thomsen.
Alain Johannes's birth name is Alain Johannes Moschulski.
Johannes Lahtela's birth name is Joe Johannes Lahtela.