Alda Noni (30 April 1916 – 19 May 2011) was an Italian soprano leggiero, one of the leading soubrettes of the immediate postwar period.
She sang at the Vienna State Opera from 1942 to 1946, in Mozart, Rossini and lighter Donizetti roles, such as: Susanna, Zerlina, Despina, Adina, Norina.
She sang widely in Italy, both on stage and on radio broadcast, where she was admired in opera by Cimarosa, Paisiello, and Fioravanti, often partnering Cesare Valletti and Sesto Bruscantini.
She also appeared in London, 1946, Glyndebourne, 1949, and made her Paris Opéra debut in 1951, as Oscar, later singing Nanetta.
She can be heard in many recordings made for Cetra Records in the early 1950s, notably Le cantatrici villane, Le nozze di Figaro, Il matrimonio segreto, L'elisir d'amore, Don Pasquale, I quatro rusteghi.