Brown sipo

{{Short description|Species of snake}}

{{Speciesbox

| image = Brown Sipo (Chironius fuscus) (10511262976).jpg

| image_caption =

| status = LC

| status_system = IUCN3.1

| status_ref = {{cite iucn |author=Caicedo, J. |author2=Gutiérrez-Cárdenas, P. |author3=Rivas, G. |author4=Nogueira, C. |author5=Gonzales, L. |author6=Cisneros-Heredia, D.F. |author7=Catenazzi, A. |author8=Gagliardi, G. |author9=Hoogmoed, M. |author10=Schargel, W. |year=2019 |title=Chironius fuscus |volume=2019 |page=e.T44580103A44580112 |doi=10.2305/IUCN.UK.2019-3.RLTS.T44580103A44580112.en |access-date=1 May 2023}}

| genus = Chironius

| species = fuscus

| authority = (Linnaeus, 1758)

}}

The brown sipo (Chironius fuscus) is a species of snake of the family Colubridae.