FC Barcelona is a sports club.
Futbol Club Barcelona ( [ fubˈbɔɫ ˈkɫub bərsəˈɫonə ] ) , commonly known as Barcelona and familiarly as Barça , is a professional football club based in Barcelona , Catalonia , Spain . Barcelona is one of the most widely supported teams in the world , and the club has the largest social media following in the world among sports teams . The Treble is used in association football to refer to a team winning three trophies in a single season or calendar year .