| Costache Leancă | |
| Term Start: | 1917 |
| Term End: | 1918 |
| Birth Place: | Cuhneşti |
| Death Place: | Suhobezvodnaia, Gorki |
Costache Leancă (1893, Cuhneşti - April 18, 1942, Suhobezvodnaia) was a Bessarabian politician.
He served as president of the general assembly of Bălți County (1917-1918).