Last name Marenz (Marenz 
) , around the globe, is a rare surname. The surname Marenz is characteristic of Iraq, where it is a rare surname, Germany, where it is a very rare surname, and Canada, where it is an extremely rare surname. Very seldom, Marenz is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marenz | Germany, Netherlands, United States, Iraq, Philippines |