Nailloux

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

{{Infobox French commune

|name = Nailloux

|commune status = Commune

|image = Nailloux mairie.JPG

|caption = Town hall

|image coat of arms = Blason ville fr Nailloux (Haute-Garonne).svg

|arrondissement = Toulouse

|canton = Escalquens

|INSEE = 31396

|postal code = 31560

|mayor = Lison Gleyses{{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=13 September 2022|language=fr}}

|term = 2020–2026

|intercommunality = Terres du Lauragais

|coordinates = {{coord|43.3567|1.6242|format=dms|display=inline,title}}

|elevation m = 285

|elevation min m = 190

|elevation max m = 292

|area km2 = 18.55

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

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

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

}}

Nailloux ({{IPA|fr|naju}}; Languedocien: Nalhós) is a commune in the Haute-Garonne department in southwestern France.