Family name Tomiuc (Tomiuc 
) , globally, is a rare cognomen. The family name Tomiuc is characteristic of Romania, where it is quite a rare surname, Greece, where it is a very rare surname, and Finland. In absolute terms, it is commonest in Romania, Spain, and Greece. Very seldom, Tomiuc is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Tomiuc | Romania, Spain, Finland, Greece, Brazil |