Cognomen Тренц (Trenz 
, Trenc 
, Тренц 
) , in the world, is quite a rare last name. The cognomen Тренц is habitual in Germany, where it is quite a rare surname, Austria, and Czechia. Very seldom, Тренц is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Trenz | Germany, Czechia, Austria, United States, Brazil |
| Trenc | Germany, Spain, United States, France, Slovakia |
| Тренц | Kazakhstan, Russia |