Lonchurus elegans

{{Short description|Species of ray-finned fish}}

{{Speciesbox

| status = DD

| status_system = IUCN3.1

| status_ref = {{cite iucn|access-date=22 May 2023|author1=Aguilera Socorro, O.|doi=10.2305/IUCN.UK.2020-2.RLTS.T47147840A82680106.en|page=e.T47147840A82680106|title=Lonchurus elegans|year=2020}}

| taxon = Lonchurus elegans

| authority = (Boeseman, 1948)On new, little known, or otherwise interesting species of Surinam fishes. M Boeseman, Proc. Kon. Ned. Akad. Wetenschappen, 1948

| synonyms = Paralonchurus elegans Boeseman, 1948

}}

Lonchurus elegans, the blackfin croaker, is a species of marine ray-finned fish belonging to the family Sciaenidae, the drums and croakers. This species is found in the Western Atlantic, from Colombia to Brazil.

This species reaches a length of {{convert|32.0|cm|in|abbr=on}}