Family name Trofenciuc (Trofenciuc 
) , all around the world, is a rare last name. The surname Trofenciuc is habitual in Eastern Europe, particularly Romania, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Trofenciuc | Romania |
| n-m trofenciuc researcher |
|
Alina, Oana Gabriela, Nelu Mihai, and Dragos Paul