Family name Petru Mihai (Petru Mihai 
) , in the world, is a very rare cognomen. The last name Petru Mihai is habitual in Eastern Europe, particularly Romania, where it is a rare surname. Also, Petru Mihai is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Petru Mihai | Romania, Spain |