Athlétic Club Arlésien is a French association football club originally based in Arles. The club was founded in 1912 as a result of a merger and was formerly known as Athlétic Club Arles, but in 2010, moved to the nearby commune of Avignon and adopted the name of AC Arles-Avignon. Athlétic Club Arlésien last played at a professional capacity in the Championnat de France Amateur, the fourth division in French football; it previously gained four promotions in five seasons to reach Ligue 1 in 2010. They were later relegated after one season.

Arles is a coastal city and commune in the South of France, a subprefecture in the Bouches-du-Rhône department of the Provence-Alpes-Côte d'Azur region, in the former province of Provence.