Leshnitsa or Lešnica refers to the following places:
Bulgaria
edit- Leshnitsa, Blagoevgrad Province, a settlement in Blagoevgrad Province
- Leshnitsa, Lovech Province, a settlement in Lovech Province
North Macedonia
edit- Lešnica, Gostivar, a settlement in Gostivar Municipality
- Lešnica, Kičevo, a settlement in Kičevo Municipality
Serbia
edit- Lešnica, Serbia, a settlement in the Loznica Municipality
Slovenia
edit- Lešnica, Ormož, a settlement in Ormož Municipality
- Lešnica, Novo Mesto, a settlement in Novo Mesto Municipality
- Lešnica (Stoganka), a creek in Upper Carniola, a tributary of Stoganka Creek
- Lešnica (Drava), a creek in Styria, a tributary of the Drava River
- Lešnica (Krka), a creek in Lower Carniola, a tributary of the Krka River