Callichthys fabricioi is a species of fershwater ray-finned fish belonging to the subfamily Callichthyinae of the family Callichthyidae, the armoured catfishes. This fish has a maximum standard length of . C. fabricioi is found in the Andean upper Cauca River in the Magdalena River basin of Colombia. Although described in 1999, two other cogener fish have since been discovered.