Erba may refer to:

Places

;China * Erba, Wuwei County (二坝镇), town in Wuwei County, Anhui *Erba, Harbin (二八镇), town in Hulan District, Harbin ;Italy * Erba, Lombardy, a ''comune'' in the Province of Como * Caslino d'Erba, a ''comune'' in the Province of Como, Lombardy * Lurago d'Erba, a ''comune'' in the Province of Como, Lombardy

People

* Erba-Odescalchi, an Italian aristocratic family * Luciano Erba, an Italian poet {{disambiguation, geo, surname