Tumbala climbing rat

{{Short description|Species of rodent}}

{{Speciesbox

| name = Tumbala climbing rat

| status = CR| status_system = IUCN3.1

|status_ref = {{cite iucn |author=Álvarez-Castañeda, S.T. |author2=Castro-Arellano, I. |date=2019 |title=Tylomys tumbalensis |volume=2019 |page=e.T22575A22340781 |doi=10.2305/IUCN.UK.2019-1.RLTS.T22575A22340781.en |access-date=16 November 2021}}

| genus = Tylomys

| species = tumbalensis

| authority = Merriam, 1901

| synonyms =

}}

The Tumbala climbing rat (Tylomys tumbalensis) is a species of rodent in the family Cricetidae.

It is found in Mexico, where it is known only from one locality in Tumbalá, Chiapas. The species is threatened by deforestation.