Marsan

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

{{other uses|Marsan (disambiguation)}}

{{Infobox French commune

|name = Marsan

|image = Marsan - Square Daniel Ferré 2.jpg

|caption = The church and the war memorial.

|image coat of arms = Blason ville fr Marsan (Gers).svg

|commune status = Commune

|arrondissement = Auch

|canton = Auch-2

|INSEE = 32237

|postal code = 32270

|mayor = Aymeri de Montesquiou{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/fr/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|publisher=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=6 June 2023|language=fr}}

|party = UDI

|term = 2020–2026

|intercommunality = Coteaux Arrats Gimone

|population demonym = Marsannais.e

|coordinates = {{coord|43.6575|0.7231|format=dms|display=inline,title}}

|elevation m = 196

|elevation min m = 158

|elevation max m = 256

|area km2 = 14.93

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

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

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

}}

Marsan ({{IPA|fr|maʁsɑ̃}}; {{langx|oc|Marçan|link=no}}, {{IPA|oc|marsa|}}) is a commune in the Gers department, southwestern France.