Rhodoprasina callantha, the small olive hawkmoth, is a species of moth of the family Sphingidae.

It is found from north-eastern India across south-western China and northern Thailand to northern Vietnam.

Adults are on wing from January to April and again from August to November in Thailand.

The larvae have been recorded feeding on Quercus species, including Quercus fenestrata in India.

This Smerinthini-related article is a stub.