Fuentes de Oñoro

{{Infobox settlement

| official_name = Fuentes de Oñoro

| settlement_type = Municipality

| image_skyline =

| image_flag = Bandera de Bandera de Fuentes de Oñoro.svg

| flag_size = 150

| image_shield = Escudo de Fuentes de Oñoro.svg

| image_map = Término municipal de Fuentes de Oñoro.svg

| map_caption = Location in Salamanca

| pushpin_map = Spain Castile and León#Spain

| pushpin_map_alt = Location of Fuentes de Oñoro in Castile and León##Location of Fuentes de Oñoro in Spain

| pushpin_map_caption = Location of Fuentes de Oñoro

| pushpin_label_position =

| coordinates = {{coord|40|35|18|N|6|48|47|W|display=inline,title}}

|subdivision_type = Country

|subdivision_name = {{ESP}}

|subdivision_type1 = Autonomous community

|subdivision_name1 = {{flag|Castile and León}}

| subdivision_type2 = Province

| subdivision_name2 = Salamanca

| subdivision_type3 = Comarca

| subdivision_name3 = Comarca de Ciudad Rodrigo

| subdivision_type4 = Subcomarca

| subdivision_name4 = Campo de Argañán

| leader_party = PP

| leader_title = Mayor

| leader_name = Isidoro José Alanís Marcos

| area_footnotes = {{Cite web|url=http://www.lasalina.es/Aplicaciones/GestorInter.jsp?prestacion=Cipublico&funcion=MuestraMunicipios&codProvincia=37|title=Municipio:Fuentes de Oñoro|website=www.lasalina.es|access-date=2017-11-02}}

| area_total_km2 = 57

| elevation_footnotes =

| elevation_m = 734

| population_as_of = {{Spain metadata Wikidata|population_as_of}}

| population_footnotes = {{Spain metadata Wikidata|population_footnotes}}

| population_total = {{Spain metadata Wikidata|population_total}}

| population_density_km2 = auto

| timezone = CET

| utc_offset = +1

| timezone_DST = CEST

| utc_offset_DST = +2

| postal_code_type = Postal code

| postal_code = 37480

| website =

}}

Fuentes de Oñoro is a village and municipality in the province of Salamanca, western Spain, part of the autonomous community of Castile-Leon. It is located {{convert|124|km}} from the provincial capital city of Salamanca, and has a population of 1058 people. It was the site of a significant battle in 1811, during the Peninsular War.

It is a border town, and is directly connected to the most important Portuguese terrestrial border of Vilar Formoso.