Anderson Luís de Abreu Oliveira (born 13 April 1988), commonly known as Anderson, is a Brazilian former professional footballer who works as assistant manager of Adana Demirspor. He played as a midfielder and known best for his tenure with Manchester United from 2007 to 2015.

Born in Porto Alegre, he began his career with Grêmio, joining the youth team before rising through the ranks. His goal against Náutico during the 2005 play-offs earned Grêmio promotion to the Brazilian Série A. In January 2006, Anderson moved to Porto. There, he won the Primeira Liga twice, along with the Taça de Portugal and Supertaça Cândido de Oliveira during the 2005–06 season. After 18 months in Portugal, he joined English club Manchester United, with whom he won the Premier League title four times, as well as the 2007–08 UEFA Champions League, one League Cup, the FIFA Club World Cup and two FA Community Shields. He fell out of favour at Manchester United following the departure of manager Alex Ferguson in 2013, and spent the second half of the 2013–14 season at Fiorentina before returning to Brazil with Internacional in January 2015. He went on loan to Coritiba in 2017, before returning to Europe in 2018 with Turkish side Adana Demirspor. After a year there, Anderson retired from football in September 2020.

Anderson made his Brazil debut in 2007 during the 2007 Copa América, which they went on to win. He also played for the Brazil Olympic football team during the 2008 Summer Olympics in Beijing, helping them secure the bronze medal.