Paracanthobrama is a monospecific genus of freshwater ray-finned fish belonging to the family Gobionidae. the gudgeons. The only species in the genus is Paracanthobrama guichenoti, a species which is endemic to China.
Named in honor of Antoine Alphonse Guichenot (1809-1876), assistant naturalist at Musée du Jardin des Plantes a Paris.