Family name טונקל (Tunkel 
, טונקל , Tonkel 
) , throughout the world, is a rare cognomen. The family name טונקל is characteristic of Israel, where it is a rare surname, Hungary, and Germany. Not in comparison with a country's population, it is commonest in Germany, the United States, and Israel. Very seldom, טונקל is the forename as well as the last name.