Cap-d'Ail (French pronunciation: [kap daj]; Occitan: Caup d'Alh; Italian: Capodaglio or Capo d'Aglio) is a seaside commune in the Alpes-Maritimes department in the Provence-Alpes-Côte d'Azur region in Southeastern France.

Cap-d'Ail borders the areas of La Colle, Les Révoires and Fontvieille in the Principality of Monaco.

Contemporary Cap-d'Ail is a modern seaside resort with a lively shopping district on the Basse Corniche and quiet, fashionable residential areas.

The stadium is also home to US Cap d'Ail Football who play in District 1 Côte d'Azur (Tier 9) as of the 2024-25 season.

[3] On 13 September 1982, Princess Grace de Monaco was killed in a car accident.