Hostun

{{Use dmy dates|date=August 2023}}

{{Infobox French commune

|name = Hostun

|commune status = Commune

|image = Hostun av des marronniers.JPG

|caption = The Avenue des Marronniers in Hostun

|image coat of arms =

|arrondissement = Valence

|canton = Vercors-Monts du Matin

|INSEE = 26149

|postal code = 26730

|mayor = Bruno Vitte{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/en/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|website=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=9 August 2021|language=fr}}

|term = 2020–2026

|intercommunality = CA Valence Romans Agglo

|coordinates = {{coord|45.0403|5.1986|format=dms|display=inline,title}}

|elevation m = 325

|elevation min m = 196

|elevation max m = 1133

|area km2 = 18.24

|population = {{France metadata Wikidata|population_total}}

|population date = {{France metadata Wikidata|population_as_of}}

|population footnotes = {{France metadata Wikidata|population_footnotes}}

}}

Hostun ({{IPA|fr|ɔstœ̃}}; {{langx|oc|Ostun}}) is a commune in the Drôme department in southeastern France.