Dichelopa phalaranthes is a species of moth of the family Tortricidae. It is endemic to the Marquesas Archipelago in French Polynesia. It is known from Hiva Oa (type locality: Kaava Ridge at above sea level) and Nuku Hiva.
The wingspan is for females.
J. F. Gates Clarke described new specimens from Nuku Hiva in 1986 as a new subspecies, thus recognizing the following subspecies:
However, the World Catalogue of the Tortricidae (2018) does not recognize these subspecies, considering Dichelopa phalaranthes aporrhegma a synonym of Dichelopa phalaranthes.