Lys Assia won the first contest in 1956 with the song "Refrain". She returned to place second in . Switzerland would go on to finish second with Esther Ofarim () and Daniela Simmons () and third with Franca Di Rienzo () and Arlette Zola (), before winning the contest for the second time in with Celine Dion and the song "Ne partez pas sans moi". Annie Cotton gave the country its 15th top five result in , when she placed third.