Margaux (French pronunciation: [maʁɡo]; Gascon: Margaus) is a former commune in the Gironde department in Nouvelle-Aquitaine in southwestern France.

[2] The village lies in the Haut Médoc wine making region on the left bank of the Garonne estuary, northwest of the city of Bordeaux.

The singer-songwriter and oenologist Al Stewart released an album of songs involving wine in 2000 called Down in the Cellar, of which one track is entitled "Waiting for Margaux."

In the movie Withnail & I, the character Uncle Monty brings a bottle of '53 Margaux ("best of the century") to the cottage in the country.

In 'The Final Gambit' by Jennifer Lynn Barnes, Marguax is mentioned when Avery finds a photograph of three women in the pool as a clue left by Tobias Hawthorne.