northern Marquesan reed warbler

{{Short description|Species of bird}}

{{Speciesbox

| name = Northern Marquesan reed warbler

| image =

| status = LC

| status_system = IUCN3.1

| status_ref = BirdLife International. 2017. Acrocephalus percernis (amended version of 2016 assessment). The IUCN Red List of Threatened Species 2017: e.T104011899A112877002. https://doi.org/10.2305/IUCN.UK.2017-1.RLTS.T104011899A112877002.en. Downloaded on 05 February 2019.

| genus = Acrocephalus (bird)

| species = percernis

| authority = (Wetmore, 1919)

| synonyms =

| range_map = Acrocephalus percernis distribution map.png

}}

The northern Marquesan reed warbler (Acrocephalus percernis) is a species of Old World warbler in the family Acrocephalidae. It was formerly considered conspecific with the southern Marquesan reed warbler, and together known as the Marquesan reed warbler. It is found on the northern Marquesas Islands.