Surname Decovich (Decovich 
) , in the world, is a very rare cognomen. The last name Decovich is characteristic of Italy, where it is a very rare surname, New Zealand, and the United States, where it is an extremely rare surname. Not in comparison with a country's population, the name is most common in Italy, the United States, and France. Very seldom, Decovich is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Decovich | Canada, Italy, France, New Zealand, United States |