Family name Negulei (Negulei 
) , throughout the world, is a very rare cognomen. The surname Negulei is habitual in Romania, where it is a rare surname, Greece, where it is a very rare surname, and Germany, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Negulei | Romania, Germany, Greece |
Mihai, Vasile, and Ionut Alexandru