Hemimyzon nanensis

{{Short description|Species of fish}}

{{Speciesbox

| image = Hemimyzon nanensis.jpg

| status = DD

| status_system = IUCN3.1

| taxon = Hemimyzon nanensis

| authority = A. Doi & Kottelat, 1998

}}

Hemimyzon nanensis is a species of hillstream loach in the genus Hemimyzon. It occurs in the Chao Phraya basin, Thailand.