Named “Woman of the Year” by Argentina’s Radio Clásica Nacional. A highlight among her recent engagements was her acclaimed performance as AIDA (G. Verdi) in the opening of the 2025 season at the Teatro Colón. She has performed as a soloist in various countries around the world, including Brazil, Chile, Peru, the United States, France, Italy, and Oman. In 2025, she will appear as Suor Angelica (Puccini) at the Teatro Colón and as Mimì (La Bohème by Puccini) at the Teatro Argentino de La Plata. María Belén has received awards in nine vocal competitions, among which the following stand out: the Alejandro Cordero Vocal Competition (Argentina), the Ciudad de Trujillo International Vocal Competition (Peru), the Maria Callas International Singing Festival (Brazil), the Dr. Luis Sigall International Music Performance Competition (Chile), and the Premiere Opera Foundation International Vocal Competition (USA).

Mrs. Rivarola is a representative of Opera for Peace, an organization that aims to provide equal opportunities to emerging opera artists from around the world.

Russian Romantics is her debut album, highlighting lyrical pieces by Tchaikovsky, Rimsky- Korsakov, and Rachmaninoff.

Born in Argentina, she began studying piano at the age of seven. In 2017, she earned her vocal performance degree from the Instituto Superior de Arte of the Teatro Colón. She has received national and international scholarships from Mozarteum Argentino, allowing her to further refine her vocal technique in the United States.