Hagen's flying squirrel

{{Short description|Species of rodent}}

{{Speciesbox

| image =

| status = DD

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Gerrie, R. |author2=Kennerley, R. |author3=Koprowski, J. |date=2017 |title=Petinomys hageni |volume=2017 |page=e.T16736A22241918 |doi=10.2305/IUCN.UK.2017-2.RLTS.T16736A22241918.en |access-date=11 November 2021}}

| genus = Petinomys

| species = hageni

| authority = (Jentink, 1888)

| synonyms =

}}

Hagen's flying squirrel (Petinomys hageni) is a species of rodent in the family Sciuridae. It is endemic to Indonesia.