Nella Martinetti (21 January 1946 – 29 July 2011) was a Swiss singer, songwriter and actress, affectionately known as "Bella Nella".

In 1986, she became the first winner of the Grand Prix der Volksmusik with the song "Bella Musica", which she composed.

In 1987, along with Atilla Şereftuğ, Martinetti approached a then unknown young Canadian singer Céline Dion, asking her to represent Switzerland in the 1988 Eurovision Song Contest.

Martinetti entered into a civil union with her longtime partner Marianne Schneebeli in 2009.

[4] Martinetti died in Männedorf, Canton of Zürich in 2011 from pancreatic cancer, aged 65.