Göran Bror Benny Andersson is a Swedish musician, composer and producer best known as a member of the pop group ABBA and co-composer of the musicals Chess, Kristina från Duvemåla, and Mamma Mia! For the 2008 film version of Mamma Mia! and its 2018 sequel, Mamma Mia! Here We Go Again, he worked also as an executive producer. Since 2001, he has been active with his own band Benny Anderssons orkester.

Benny Anderssons orkester is a Swedish band, with Benny Andersson as musical leader and composer. The band was formed in mid-2001 by 16 people, some from Orsa Spelmän, and Helen Sjöholm and since 2004 Tommy Körberg as singers. The name literally means "Benny Andersson's orchestra".