Family name Valencich (Valencich 
) , around the world, is a rare last name. The family name Valencich is characteristic of Italy, where it is a rare surname, Croatia, where it is a very rare surname, and the United States, where it is an extremely rare surname. In absolute terms, it is commonest in Italy, the United States, and Brazil.
| VARIANT | COUNTRY |
|---|---|
| Valencich | Canada, Brazil, Italy, Croatia, United States |