Manhartsberg (disambiguation)
Manhartsberg denotes:
- a mountain range in Lower Austria, see Manhartsberg
 - Manhartsberg (municipality of Schönberg) , district of Schönberg am Kamp , district of Krems-Land, Lower Austria
 - Manhartsberg (Peterskirchen municipality) , a town in the Peterskirchen municipality , Ried im Innkreis district, Upper Austria