The San Mamés Stadium is an all-seater football stadium in Rafael Moreno Pitxitxi Kalea, Bilbao, Basque Country, Spain. Inaugurated on 16 September 2013, the stadium replaced the "old" San Mamés as the home of Athletic Bilbao. With a capacity of 53,331 seats, San Mamés is the 7th-largest stadium in Spain and the largest in the Basque Country.

San Mamés Stadium, was a football stadium in Bilbao, Biscay, Spain. The stadium was the home of Athletic Bilbao, known as Los Leones de San Mamés-Bilboko lehoiak. They are known as Los Leones because their stadium was built near a church called San Mamés. Mammes was an early Christian, born in A.D. 259, who was thrown to the lions by the Romans.