Pimelodus joannis

{{Short description|Species of fish}}

{{Speciesbox

| taxon = Pimelodus joannis

| authority = Ribeiro, Lucena & Lucinda, 2008

}}

Pimelodus joannis is a species of catfish in the family Pimelodidae (the long-whiskered catfishes) endemic to Brazil, where it occurs in the Tocantins river basin. This species reaches {{convert|7.7|cm|in}} in TL.{{Fishbase| genus=Pimelodus| species=joannis| month=July| year=2014}}