Callichthys fabricioi is a tropical freshwater fish belonging to the Callichthyinae sub-family of the Callichthyidae family. The fish will grow in length up to 12.5 centimetres (5 in) SL. C. fabricioi is found in the trans-Andean upper Cauca River in the Magdalena River basin of Colombia. Although described in 1999, two other cogener fish have since been discovered.