Cognomen Тунч (Tunç 
, Tunch 
, Тунч 
) , in all the world, is a widespread family name. The cognomen Тунч is habitual in Turkey, where it is a common surname, Cyprus, where it is quite a rare surname, and North Macedonia, where it is a rare surname. In absolute terms, this name is the most popular in Turkey, Iraq, and India. Much less frequently, Тунч is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tunç | Turkey, Germany, China, Algeria, Iraq |
| Tunch | Turkey, Germany, China, Bulgaria, India |
| Тунч | Kyrgyzstan, Russia, Ukraine |