Club Atlético Banfield is a sports club based in Banfield, a suburb of Buenos Aires, Argentina. The team plays its home games at the Estadio Florencio Sola, which was built in 1940 and is named after a former president of the club. The team is nicknamed "El Taladro", which means "the Drill", due to the way they used to "drill" their opponents' defenses.

Banfield also has a women's football section, which started in 1997 and was affiliated with AFA in 2018. In 2018, the club made history by electing Lucía Barbuto as the first woman president in the Argentine highest division. Aside from football, Banfield also has several other sports practiced at the club, including boxing, chess, field hockey, futsal, gymnastics, handball, roller skating, taekwondo, tennis, and volleyball.

The club's colors are green and white. But in the beginning, they were brown and old gold. It's considered that due to the railroad origin of most of the partners, these colors were similar to danger signs on the barriers. In the reorganization of 1904 white and green were adopted, due to the Irish origin of some of his players. Under the influence of the brilliant 1974 Dutch national team "A Clockwork Orange", Banfield introduced orange into his clothing. Currently, that color persists in the alternative shirt, always mixed with green and white.

Julio César Falcioni is considered one of the club's greatest idols, having coached the team four times and led them to their first-ever championship in the Primera División. Banfield fans consider Falcionismo to be the best philosophy of the game in football, and they call themselves "Falcionistas".

Several famous players began their careers at Banfield, including James Rodriguez, who debuted in Argentine soccer at the age of 17 and became the youngest foreign player to do so. Other notable players who started at Banfield include Javier Zanetti and Rodrigo Palacio.

The rivalry between Lanús and Banfield is known as the Clásico del Sur. The clásico began to be contested as such in the late 1980s and early 1990s. Both clubs are located in the south of the Buenos Aires suburbs, their stadiums being approximately 4 km apart, separated only by the town of 

The second most important clásico for Banfield fans is against Quilmes. Another important rivalry is with Temperley, the third team in the Southern Zone.

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