Club Atlético San Lorenzo de Almagro, commonly known as San Lorenzo de Almagro or simply San Lorenzo (in English: Saint Lawrence), is an Argentine sports club based in the Boedo district of Buenos Aires. It is best known for its football team, which plays in the Primera División, the first tier of the Argentine football league system. San Lorenzo is also considered one of the "big five" ("Los 5 Grandes") of Argentine football by Argentine press, with Independiente, River Plate, Boca Juniors, and Racing Club.