- Radamés and pianist Vera Bieri get married in Sâo Leopoldo (RS), Vera’s hometown. Together for 33 years they had two children, Alexandre Genuíno (1936) and Roberta (1940).
- Radamés performs at the Municipal Theater of Rio de Janeiro, conducted by Maestro Francisco Braga, the Concert in B-flat for piano and orchestra, by Tchaikovsky.
- Radamés viewed no possibility to make a living in Rio de Janeiro as a classical composer or pianist, so he starts acting in the popular music market, playing piano or viola with live movies and ball orchestras.
Popular music has always been part of his life, since Porto Alegre, where he participated in choro and samba groups and the “Ideal Jazz Band”.
On the photograph, Radamés at the right, plays cavaquinho.
- The pianist Dora Bevilacqua performs the Rapsodia Brasileira (1930), by Radamés, at the Music National Institute.
- On October 21st, Companhia Theatro Typico Brasileiro (Typical Brazilian Theater), at Theatro João Caetano, in Rio de Janeiro, Premier of the musical Marquesa de Santos, by Luís Peixoto ans Baptista Júnior, music and conduction by Radamés Gnattali.
- On November 18th, at Theatro João Caetano, replacing the musical Marquesa de Santos, the Companhia de Teatro Typico Brasileiro performs another musical play Sertão, with 2 sessions and 6 sets, by Jayme Ovalle and Radamés Gnattali, composing the music and conducting.
- Still in November, in its 19th concert, the Brazilian Artists’ Association promotes an audition fully featuring composition work by Radamés and Luiz Cosme; among the interpreters, besides the authors themselves, the violinist Oscar Borgerth and the cello player Iberê Gomes Grosso.
- Radamés receives a professional proposal from the Recording Company Victor Talking Machine Co. of Brazil as the pianist of their orchestras: Típica Victor, Diabos do Céu and Guarda Velha, directed by maestro Alfredo da Rocha Viana Filho (Pixinguinha).
- Born in São José do Rio Preto (São Paulo State SP), the clarinet and saxophone player, composer and arranger Paulo Moura (Paulo Gonçalves de Moura) to whom Radamés dedicates his Valsa triste, in 1959, accompaniment provided by electric guitar, contrabass and drums, among a series of pieces for alto saxophone and piano.
- Radamés composes:
- Acalanto para orquestra de câmara (for chamber orchestra)
- Nêgo véio tá sonhando (batuque) para violoncelo e piano (for cello and piano) – dedicado a Iberê Gomes Grosso
- Serestas nº 2 para quarteto de cordas (for string quartet)
- Premier of the first competitive Samba School Parade at Praça Onze, in Rio de Janeiro, where the winner is Estação Primeira de Mangueira.
- Villa-Lobos assumes as director of SEMA – Superintendência de Educação Musical e Artística (Superintendence of Musical and Artistic Education), governmental agency of the new federal government. He keeps this position until 1945.
- A civil war between São Paulo and the government allies breaks out, known as the Constitutionalist Revolution, where the oppositionists are defeated.
-  Valdinha Barbosa, researcher and Radamés’ biographer, states in her book – Radamés Gnattali – the eternal experimenter, this is the last concert Radamés performs interpretations of other composers. From then on, he will only perform his own composition work.