Viertel (surname)
Viertel is a surname. Notable people with the surname include:
- Berthold Viertel, Austrian screenwriter and film director
- Elisabeth Neumann-Viertel, Austrian actress
- Joel Viertel, director of the 2008 comedy film Strictly Sexual
- Peter Viertel, American author and screenwriter
- Salka Viertel, actress and screenwriter