Aglientu

{{Infobox Italian comune

| name = Aglientu

| official_name = Comune di Aglientu

| native_name = Santu Francìscu di l'Aglièntu

| image_skyline = Vignola Mare, Sardinia, Italy.jpg

| imagesize =

| image_alt =

| image_caption = Vignola Mare

| image_shield =

| shield_alt =

| image_map =

| map_alt =

| map_caption =

| pushpin_map = Italy Sardinia

| coordinates = {{coord|41|5|N|9|7|E|type:city(1,126)_region:IT|display=inline}}

| coordinates_footnotes =

| region = Sardinia

| province = Sassari (SS)

| frazioni =

| mayor_party =

| mayor = Antonio Tirotto

| area_footnotes =

| area_total_km2 = 148.19

| population_footnotes =

| population_total = 1234

| population_as_of = 30 June 2017All demographics and other statistics: Italian statistical institute Istat.

| pop_density_footnotes =

| population_demonym = Aglientesi

| elevation_footnotes =

| elevation_m = 420

| saint =

| day =

| postal_code = 07020

| area_code = 079

| website = {{official website|http://www.comune.aglientu.ot.it/index.asp}}

| footnotes =

}}

Aglientu ({{langx|sdn|Santu Francìscu di l'Aglièntu}}) is a comune (municipality) in the Province of Sassari in the Italian region Sardinia, located about {{convert|210|km|mi}} north of Cagliari and about {{convert|35|km|mi}} northwest of Olbia.

Aglientu borders the following municipalities: Aggius, Luogosanto, Santa Teresa Gallura, Tempio Pausania, Trinità d'Agultu e Vignola.

In 2005 Aglientu hosted the Kitesurf World Cup. It is home to the Festa del Turista ("Tourist's Feast").