Parapercis banoni is a ray-finned fish species in the sandperch family, Pinguipedidae. It is found in the Southeastern Atlantic at a place called the Valdivia Bank. This species reaches a length of .
The fish is named in honor of fisheries ecologist Rafael Bañón Diaz (b. 1961), who first reported the species in 2000 and provided specimens and color photographs of the fish.