Athletic Club (Basque: Bilboko Athletic Kluba; Spanish: Athletic Club de Bilbao), commonly known as Athletic Bilbao or just Athletic, is a professional football club based in the city of Bilbao in the Basque Country of Spain.
They are known as Los Leones (The Lions) because their stadium was built near a church called San Mamés, which was named after Saint Mammes, an early Christian thrown to the lions by the Romans.
Mammes pacified the lions and was later made a saint. The team plays its home matches at the San Mamés Stadium. Its home colours are red and white-striped shirts with black shorts.
Athletic are the fourth most successful club in La Liga with eight titles to their name. In the table of Copa del Rey titles, Athletic is second only to Barcelona, having won it 23 times. It is also the most successful Basque football club in both league and cup titles won.
The club also has one of the most successful women’s teams in Spain, which has won five championships in the Primera División Femenina.