Cognomen Bussanich (Bussanich 
) , all over the world, is a rare surname. The family name Bussanich is habitual in Argentina, where it is a very rare surname, Canada, and the United States. In absolute terms, it is the most numerous in the United States, Italy, and Argentina. Much less frequently, Bussanich is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Bussanich | Australia, Canada, Argentina, Italy, United States |