Belonion

{{Short description|Genus of fishes}}

{{Automatic taxobox

| taxon = Belonion

| authority = Collette, 1966

| type_species = Belonion apodion

| type_species_authority = Collette, 1966{{Cof record|genid=8551|title=Belonion|access-date =29 July 2019}}

}}

Belonion is a genus of freshwater needlefishes native to South America. It is one of 10 genera in the family Belonidae.