Family name Olzer (Olzer 
) , all over the world, is a rare last name. The family name Olzer is characteristic of Italy, where it is a very rare surname, France, and the United States, where it is an extremely rare surname. Very seldom, Olzer is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Olzer | China, Italy, United States, France, Peru |
| giacomo olzer Italian footballer, IT |
|