Port-Launay

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

{{Infobox French commune

|name = Port-Launay

|native name = Meilh-ar-Wern

|commune status = Commune

|image = Port Launay.jpg

|caption = Port-Launay and the river Aulne

|coordinates = {{coord|48.2164|-4.0694|format=dms|display=inline,title}}

|elevation min m = 2

|elevation max m = 86

|INSEE = 29222

|postal code = 29150

|arrondissement = Châteaulin

|canton = Crozon

|mayor = Gaël Calvar{{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 = Pleyben-Châteaulin-Porzay

|area km2 = 2.00

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

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

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

}}

Port-Launay ({{IPA|fr|pɔʁ lonɛ}}; {{Langx|br|Meilh-ar-Wern}}) is a commune in the Finistère department of Brittany in north-western France.