Otto Mellies
- Birth Date
- 1/19/1931 - 4/26/2020
- Birth Place
- Stolp, Pomerania, Germany (now Slupsk, Pomorskie, Poland)
- Known For
- Acting

Otto Mellies was a German actor on stage, in film and television, and a voice actor. He was known for his performance of the title role of Lessing's Nathan the Wise on stage 325 times.











