Family name Marsner (Marsner 
) , throughout the world, is a very rare surname. The cognomen Marsner is characteristic of Denmark, where it is a rare surname, Czechia, and Germany, where it is a very rare surname. Very seldom, Marsner is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Marsner | Germany, Denmark, Czechia, United States |