Herpetoichthys

{{Short description|Species of fish}}

{{automatic taxobox

| image =

| image_caption =

| authority = Kaup, 1856

| taxon = Herpetoichthys

| synonyms = Pogonophis {{small|G. S. Myers & Wade, 1941}}

| synonyms_ref = {{cite WoRMS|author=Bailly, Nicolas|year=2014|title=Herpetoichthys Kaup, 1856|id=269384|access-date=20 September 2024}}

| type_species = Herpetoichthys ornatissimus

| type_species_authority = Kaup, 1856

}}

Herpetoichthys is a genus of marine ray-finned fishes belonging to the subfamily Ophichthinae, the snake eels, in the family Ophichthidae, which also includes the worm eels. These eels are found in the Eastern pacific and Eastern Atlantic Ocean.