Sweden was represented at the Eurovision Song Contest 1966 with the song "Nygammal vals", composed by Bengt-Arne Wallin, with lyrics by Björn Lindroth, and performed by Lill Lindfors and Svante Thuresson. The Swedish participating broadcaster, Sveriges Radio (SR), selected its entry through a national final titled Svensk sångfinal. Sweden scored 16 points and finished in 2nd place at the contest in Luxembourg, its highest ever placement at the time.

Before Eurovision

Svensk sångfinal

Svensk sångfinal (retroactively often referred to as Melodifestivalen 1966) was the selection for the eighth song to represent at the Eurovision Song Contest, held at the Cirkus in Stockholm on 29 January 1966. It was the seventh time that Sveriges Radio (SR) used this system of picking a song. 898 songs were submitted to SR for the competition. Regional juries selected the winning song. The final was held in the Cirkus in Stockholm on 29 January 1966, hosted by Sven Lindahl and was broadcast on Sveriges Radio TV but was not broadcast on radio.

At Eurovision

Voting