Atopodontus adriaensi is a species of upside-down catfish endemic to Gabon where it occurs in rapids of the Ivindo, Okano, Ngounié and the Nyanga Rivers.

This species grows to a length of 10.0 centimetres (3.9 in) SL.

This species is the only described member of its genus.

[3] The catfish is named in honor of biologist Dominique Adriaens (b.

1970), of the University of Ghent, who brought the existence of this species to the authors’ attention.