", composed by Pierre Brenner, with lyrics by Roland Schweizer, and performed by Madeleine Pascal.

The Swiss Broadcasting Corporation (SRG SSR) held a national final on 5 February 1966 at 20:20 CET (18:20 UTC) in Geneva.

[3] Six artists took part to represent Switzerland: Gino, Peter & Alex— who performed as a duo—, Joël Holmès, Anna Identici— who participated in the Sanremo Music Festival 1966 in January—, Madeleine Pascal [fr], and Brigitt Petry [de].

The Swiss entry was conducted by Jean Roderès, who reprised his role as the musical director of the contest after doing the same in 1962.

At the close of voting, Switzerland had received twelve points and finished sixth among the eighteen participants.