Family name Buiuc (Buiuc 
) , worldwide, is a rare cognomen. The surname Buiuc is habitual in Moldova, where it is quite a rare surname, Romania, where it is a rare surname, and France, where it is an extremely rare surname. Very seldom, Buiuc is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Buiuc | Germany, Romania, Moldova, United States, France |
| ilarion buiuc Moldovan politician, RO (b. 1891) |
|