Cichlidogyrus is a genus of Monopisthocotylean Monogeneans, belonging in the family Dactylogyridae (or Ancyrocephalidae), according to the classification used. All its species are parasites on the gills of fish, namely African Cichlidae, Nandidae and Cyprinodontidae.
The type-species of the genus is Cichlidogyrus arthracanthus Paperna, 1960, by original designation.
According to Antoine Pariselle and Louis Euzet, 71 species of Cichlidogyrus were known in 2009 - new species have been described since. Nikol Kmentová, Milan Gelnar, Stephan Koblmüller and Maarten P.M. Vanhove estimated that the number of species was more than 100 in 2016.