- Brazilian Portuguese
- Prof. Tiraprosa
- Danish
- Professor Krinkelkrogh
- Dutch
- Professor Enigma
- Finnish
- Tohtori Ykskorva, Armas Ahteri, Kari Katyyri, Professori Ihmeinen, Tohtori Ihmeinen, Tohtori Salavihi
- French
- Professeur Mirandus, Professeur E.Nigme
- German
- Professor M, Professor Wunderlich
- Greek
- Καθηγητής Ενίγκμα, Καθηγητής Αινίγκμα, Καθηγητής Αινιγμούλης
- Italian
- Enigm
- Norwegian (bokmål)
- Professor Problemo
- Polish
- Profesor Enigm
- Portuguese
- Prof. Tiraprosa
- Simplified Chinese
- 艾马格博士, 艾因穆医生
- Spanish
- Profesor Enigm, Doctor Enigma