Neodillenia is a genus of flowering plants belonging to the family Dilleniaceae.

[1] Its native range is southern Tropical America.

It is found in northern Brazil, Colombia, Ecuador, Peru and Venezuela.

[1] The genus name of Neodillenia is in honour of Johann Jacob Dillenius (1684–1747), a German born botanist, that moved to London and published several botany books.

[2] It was first described and published in Harvard Pap.