Phenacogrammus polli is a species of freshwater ray-finned fish belonging to the family Alestidae, the African tetras. It is found in the middle Congo River basin in the Ruki River drainage, the Lomami river and the Lindi-Tshopo river in the Democratic Republic of the Congo.
Phenacogrammus polli reaches a total length of .
The tetra is named in honor of Belgian ichthyologist Max Poll (1908-1991).