Parapercis moki, also known as Mok's sandperch, is a species of ray-finned fish in the sandperch family, Pinguipedidae. It is found in the north-western Pacific Ocean off Taiwan.
Parapercis moki can reach a standard length of .
The fish is named in honor of ichthyologist Hin-Kiu Mok (b. 1947) of the National Sun Ye-San University in Taiwan.