Guingamp (French: [ɡɛ̃ɡɑ̃] ; Breton: Gwengamp [ˈɡwɛ̃ŋɡãmp]) is a commune in the Côtes-d'Armor department in Brittany in northwestern France. With a population of 7,115 as of 2020, Guingamp is one of t...