Last name تونك (Tunc 
, Tonk 
, Tonke 
) , around the globe, is quite a common surname. The cognomen تونك is habitual in Turkey, where it is quite a rare surname, Germany, and Netherlands. Measured by absolute frequency, it is the most numerous in Turkey, Germany, and India. Much less frequently, تونك is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tunc | Turkey, Germany, Romania, India, France |
| Tonk | Turkey, Germany, Indonesia, Romania, India |
| Tonke | Germany, Ethiopia, United States, India, France |
| تونك | Iran |