Switzerland was represented at the Eurovision Song Contest 1966 with the song "", composed by Pierre Brenner, with lyrics by Roland Schweizer, and performed by . The Swiss participating broadcaster, the Swiss Broadcasting Corporation (SRG SSR), selected its entry through a national final.

Before Eurovision

The Swiss Broadcasting Corporation (SRG SSR) held a national final to select its entry for the Eurovision Song Contest 1966. The broadcaster received 26 submissions and ultimately selected six songs to take part in the selection, with two songs being performed each in French, German, and Italian.

Swiss French broadcaster (TSR) staged the national final on 5 February 1966 at 20:20 CET (19:20 UTC) in Geneva. It was presented by Heidi Abel, , and Madeleine Demartines. Joe Waldys made a guest appearance.

The voting consisted of 12 national juries, whose members gave 3 points to their favorite song, 2 to their second favorite, and 1 to their third favorite. The winner was the song "" composed by Pierre Brenner, written by Roland Schweizer, and performed by .

+ Final – 5 February 1966 Artist Song Language Songwriter(s) Place Composer Lyricist 1 "" French Pierre Brenner Roland Schweizer 1 2 Joël Holmès "" French Antonio D'Addario rowspan="5" 3 Anna Identici "" Italian Mario Robbiani Giorgio Calabrese 4 Gino "" Italian 5 Peter & Alex "" German Hazy Osterwald Kurt Feltz 6 "" German Ernest Amort

At Eurovision

At the Eurovision Song Contest 1966 in Luxembourg, the Swiss entry was the twelfth song of the night following and preceding . The Swiss entry was conducted by Jean Roderès, who reprised his role as the musical director of the contest after doing the same in . At the close of voting, Switzerland had received twelve points and finished sixth among the eighteen participants.

Voting Each participating broadcaster assembled a ten-member jury panel. Every jury member could distribute 9 points in 3 different ways depending on how the jurors voted; 5, 3, and 1 points to their 3 favorite songs, 6 and 3 points to their 2 favorite songs, or 9 points to a single song. The 1966 contest was the last edition to utilize this voting system, as the voting system from to reused the 10-member expert jury system.

+ Points awarded to Switzerland Score Country 5 points 3 points 1 point

+ Points awarded by Switzerland Score Country 5 points 3 points 1 point

References