The Kuban long-barbelled gudgeon (Romanogobio pentatrichus) is a species of freshwater ray-finned fish belonging to the family Gobionidae, the gudgeons. It is endemic to the middle reaches of the Kuban River in Russia.Naseka, A.M. and N.G. Bogutskaya, 1998. A new gudgeon species Romanogobio pentatrichus (Gobioninae, Cyprinidae) from the basin of the Kuban River. J. Ichthyol. 38(3):219-227.
This species reaches a length of .
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