Mesteacănu may refer to several places in Romania:
- Mesteacănu, a village in Almașu Commune, Sălaj County
- Mesteacănu, a village in Vizantea Livezi Commune, Vrancea County
- Mesteacănu, a tributary of the river Lotru in Vâlcea County
Mesteacănu may refer to several places in Romania: