Ottiglio

{{Infobox Italian comune

| name = Ottiglio

| official_name = Comune di Ottiglio

| native_name =

| image_skyline = Ottiglio_Monferrato.jpg

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| image_shield = Ottiglio-Stemma.png

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| coordinates = {{coord|45|3|N|8|20|E|type:city(702)_region:IT|display=inline,title}}

| coordinates_footnotes =

| region = Piedmont

| province = Alessandria (AL)

| frazioni = Moleto

| mayor_party =

| mayor = Franco Barberis

| area_footnotes =

| area_total_km2 = 14.54

| population_footnotes = All demographics and other statistics: Italian statistical institute Istat.

| population_total = 628

| population_as_of = 1-1-2017

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| population_demonym = Ottigliese(i)

| elevation_footnotes =

| elevation_m = 264

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| day = August 2

| postal_code = 15038

| area_code = 0142

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}}

Ottiglio is a comune (municipality) in the Province of Alessandria in the Italian region Piedmont, located about {{convert|50|km|mi}} east of Turin and about {{convert|25|km|mi}} northwest of Alessandria.

Ottiglio borders the following municipalities: Casorzo, Cella Monte, Cereseto, Frassinello Monferrato, Grazzano Badoglio, Moncalvo, Olivola, and Sala Monferrato.

The actor Ernest Borgnine became honorary citizen in 2006, because his father Camillo Borgnino born in Ottiglio.