Club Atlético River Plate, commonly known as River Plate, is an Argentine professional sports club based in the Núñez neighborhood of Buenos Aires. Founded in 1901, the club is named after the English name for the city's estuary, Río de la Plata. Although many sports are practised at the club, River Plate is best known for its professional football team, which has won Argentina's Primera División championship a record of 37 times, its latest title in 2021. Domestic achievements also include 14 national cups, with the 2021 Trofeo de Campeones as the most recent, making River Plate the country's most successful team in domestic competitions with a total of 51 top-division titles. At international level, River Plate has won 18 titles, with 12 organised by CONMEBOL and other international bodies. River Plate's official international achievements include four Copa Libertadores, one Intercontinental Cup, one Supercopa Sudamericana, one Copa Sudamericana, three Recopa Sudamericana, one Copa Interamericana and one Suruga Bank Championship. Furthermore, the club has also won six tournaments organized by AFA and AUF together: five Copa Dr. Ricardo Aldao, and one Tie Cup. In addition, River Plate's reserve team won the U-20 Copa Libertadores in 2012. River Plate is the first and only team to simultaneously hold CONMEBOL's three current major international competitions, after winning the 2014 Copa Sudamericana, 2015 Recopa Sudamericana and the 2015 Copa Libertadores. In a survey published by the Argentine Football Association in 2016, 6 out of 11 players in the all-time Argentina national team had played for River Plate. The club placed ninth in the FIFA Club of the Century poll in December 2000, and in 2010, the International Federation of Football History & Statistics also placed River Plate in ninth place in a list of the best teams in the world during the 1990s and 2000s, ranking as the top South American club. Among other achievements, River Plate is at the top of the list in the All-time Argentine Primera División table, being the Argentine team with most games won, fewest losses, most points accumulated, most goals scored, fewest goals against and best goal difference since the first championship held in 1891, and is first in the Historical table of the Copa Libertadores, being the South American team with most games won. River has a fierce rivalry with Boca Juniors. Matches between them are known as Superclásico, and the two teams' rivalry is amongst the