The Rotuma Myzomela occurs only on Rotuma, in northern Fiji. Males are black with vivid red areas, while females have less red.
Males are black with bright red on the mantle, rump, throat, breast, and flanks. Females have less red above and brownish-black underparts, with some red on the throat and breast.
It inhabits moist lowland forest and plantations. Nectar is its main food, and it also feeds heavily on insects.
An extinction-risk assessment has not been added yet.