| Ilarion Buiuc | |
| Term Start: | 1917 |
| Term End: | 1918 |
| Birth Date: | 1891 |
Ilarion Buiuc (born 1891, date of death unknown) was a Moldovan deputy elected by the Moldovan Military Congress in the Moldovan Parliament.
He served as Member of the Moldovan Parliament (1917–1918). On March 27, 1918, he voted for the unification of Bessarabia with Romania.