Surname Mihaica (Mihaica 
) , around the globe, is a rare last name. The surname Mihaica is characteristic of Romania, where it is quite a rare surname, Croatia, where it is a rare surname, and Ireland. Very seldom, Mihaica is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Mihaica | Ireland, Italy, Croatia, Romania |