Rat Portage 38A

{{Use Canadian English|date=January 2023}}

{{Infobox settlement

| name = Rat Portage 38A

| official_name = Rat Portage Indian Reserve No. 38A

| native_name =

| settlement_type = Indian reserve

| image_skyline =

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| image_map =

| map_caption =

| pushpin_map = Canada Ontario

| pushpin_label_position =

| pushpin_mapsize = 200

| coordinates = {{coord|49|42|N|94|36|W|region:CA-ON|display=inline,title}}

| subdivision_type = Country

| subdivision_name = {{CAN}}

| subdivision_type1 = Province

| subdivision_name1 = {{ON}}

| subdivision_type2 = District

| subdivision_name2 = Kenora

| subdivision_type3 = First Nation

| subdivision_name3 = Obashkaandagaang Bay

| established_title =

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| area_footnotes =

| area_total_km2 =

| area_land_km2 = 29.84

| area_water_km2 =

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| elevation_m =

| population_footnotes = {{cite web |url=http://www12.statcan.gc.ca/census-recensement/2011/dp-pd/prof/details/page.cfm?Lang=E&Geo1=CSD&Code1=3560069&Geo2=CD&Code2=3560&Data=Count&SearchText=r&SearchType=Begins&SearchPR=35&B1=All&Custom=&TABID=1 |title=Rat Portage 38A census profile |publisher=Statistics Canada |work=2011 Census of Population |date=8 February 2012 |access-date=18 June 2015}}

| population_total = 362

| population_as_of = 2011

| population_density_km2 = 12.1

| website =

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}}

Rat Portage 38A is a First Nations reserve on Lake of the Woods in northwestern Ontario. It is one of two reserves of the Obashkaandagaang Bay First Nation.