Sportivo Dock Sud are a football team from the Avellaneda district of Buenos Aires in Argentina. They currently play in Primera C Metropolitana, which is the regionalised third tier of the Argentine Football Association league system.
A club called Club Atletico Dock Sud were founded in 1914, but they were soon disbanded. In 1916 the same people formed a new club called Sportivo Dock Sud.
Dock Sud were one of the most important teams of the Amateur era in Argentine football, they played in the Primera between 1922 and 1926, finishing 3rd in 1924. They returned to the top flight in 1933 and 1934, when they participated in the AAF Amateur league.
Dock Sud's finest achievement to date was winning the 1933 Amutuar AAF league title. The club has had little success since turning professional other than a few lower league titles.