Agathia hemithearia is a species of moth in the family Geometridae.

It is found in India, Sri Lanka, China (Hainan), Taiwan[2] and Thailand.

Forewings with a medial band of regular width, and angled on median nervure.

Both wings with rufous outer area irrorated (sprinkled) with fuscous, with a waved postmedial grey line enclosing some conjoined sub-marginal green patches below the apex of each wing and near the inner margin of the hindwings.

The ocellus is reduced to a pale line across the tail.