The 2015 Recopa Sudamericana was a football match played over two legs between San Lorenzo and River Plate of Argentina. The first leg was played at the Estadio Monumental, Buenos Aires on 6 February 2015 and the second leg was played on 11 February 2015 at the Estadio Nuevo Gasómetro. The annual Recopa Sudamericana, it was contested between the winners of the Copa Libertadores and Copa Sudamericana. San Lorenzo were appearing in the competition for the second time after their loss in the 2003 edition, while River Plate reappeared for their third time after back-to-back losses in 1997 and 1998.
The teams qualified for the competition by winning the Copa Libertadores and Copa Sudamericana. River Plate won the 2014 Copa Sudamericana beating Colombian team Atlético Nacional 3–1 in the finals. San Lorenzo qualified by winning the 2014 Copa Libertadores. They beat Paraguayan team Club Nacional 2–1 in the finals.
Watched by a crowd of 64,000 at the Estadio Monumental, River Plate took the lead in the series courtesy of the lone goal late in the second half scored by Carlos Sánchez. A crowd of 40,000 observed the second leg at the Estadio Nuevo Gasómetro, in which the midfielder scored once again to yield his team another 1–0 victory. Thus, River Plate won the tie 2–0 on aggregate to secure their first Recopa Sudamericana triumph.