Trouillas

{{Infobox French commune

|name = Trouillas

|native name = Trullars

|commune status = Commune

|image = Trouillas gate.jpg

|caption = Town center of Trouillas

|image coat of arms = Blason ville fr Trouillas 66.svg

|arrondissement = Céret

|canton = Les Aspres

|INSEE = 66217

|postal code = 66300

|mayor = Rémy Attard{{cite web|title=Répertoire national des élus: les maires|url=https://www.data.gouv.fr/fr/datasets/r/2876a346-d50c-4911-934e-19ee07b0e503|website=data.gouv.fr, Plateforme ouverte des données publiques françaises|date=2 December 2020|language=fr}}

|term = 2020–2026

|intercommunality = Aspres

|coordinates = {{coord|42.6125|2.8092|format=dms|display=inline,title}}

|elevation m = 77

|elevation min m = 58

|elevation max m = 152

|area km2 = 17.01

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

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

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

}}

Trouillas ({{IPA|fr|tʁujas|-|LL-Q150 (fra)-Fabricio Cardenas (Culex)-Trouillas.wav}}; {{langx|ca|Trullars}}) is a commune in the Pyrénées-Orientales department in southern France.