Spirinchus

{{Short description|Genus of fishes}}

{{Automatic Taxobox

| image = Spirinchus thaleichthys.jpeg

| image_caption = Spirinchus thaleichthys

| fossil_range = Pliocene to Present{{cite journal

| last = Sepkoski

| first = Jack

| authorlink =

| title = A compendium of fossil marine animal genera

| journal = Bulletins of American Paleontology

| volume = 364

| issue =

|page=560

| year = 2002

| url = http://strata.ummp.lsa.umich.edu/jack/showgenera.php?taxon=611&rank=class

| doi =

| id =

| accessdate = 2007-12-25 }}

| taxon = Spirinchus

| authority = D. S. Jordan & Evermann, 1896

| subdivision_ranks = Species

| subdivision = See text.

}}

Spirinchus is a genus of smelts (Osmeridae) from the North Pacific Ocean and adjacent streams.