Last name Trepinski (Trepinski 
) , across the world, is a very rare cognomen. The surname Trepinski is habitual in Poland, where it is a very rare surname, France, and the United States. Likewise, Trepinski is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Trepinski | Poland, Canada, United States, France |