Family name Бренц (Brenz 
, Brents 
, Brenc 
) , in the world, is quite a rare cognomen. The cognomen Бренц is habitual in Croatia, where it is quite a rare surname, the United States, where it is a rare surname, and Tunisia. Not in comparison with a country's population, it most frequently occurs in the United States, Germany, and Egypt. Much less frequently, Бренц is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Brenz | Germany, Tunisia, Italy, Philippines, United States |
| Brents | Russia, United Kingdom, United States, Canada, New Zealand |
| Brenc | Croatia, Switzerland, Egypt, United States |
| Бренц | Russia |