马氏乌尾鮗（学名：Pterocaesio marri），又名马氏鳞鳍梅鲷、乌尾冬仔，为乌尾鮗科鳞鳍梅鲷属下的一个种。

Pterocaesio marri (also known as Marr's Fusilier) is a ray-finned fish in the Caesionidae family, that lives in the Western and Eastern Indian Ocean and the Western Pacific Ocean.