The Argentine dancer Marianela Nuñez is a Principal of the Royal Ballet. She joined the Royal Ballet Upper School in 1997 and joined the company in 1998, promoted to First Soloist in 2000 and Principal in 2002 at 20 years old. He has played all the main roles in the classical, dramatic and contemporary repertoire, including works by Frederick Ashton, George Balanchine, John Cranko, William Forsythe, Jiří Kylián, Kenneth MacMillan, Wayne McGregor, Ashley Page, Jerome Robbins, Liam Scarlett, Glen Tetley , Will Tuckett, Antony Tudor and Christopher Wheeldon. Many of her roles have been captured on DVD.

Nuñez was born in Buenos Aires and started dancing at the age of three. At the age of six he started training at the Teatro Colón Ballet School, joining the Teatro Colón company at the age of 14. He has taken part in solo and ensamble roles and has been on an international tour, both with the company and as a guest artist with Maximiliano Guerra.

The Nuñez awards include: Best female dancer at the Critics' Circle National Dance Awards 2005 and Konex de Platino for the best dancer of the decade in Argentina in 2009 and María Ruanova Award in 2011. She received the Olivier 2013 award for the best dance result , in recognition of her performances in Viscera and in roles created on her in Aeternum and "Diana and Actaeon" (Metamorphosis: Titian 2012). She appeared as a guest artist with companies such as the Vienna State Opera, the American Ballet Theater, La Scala, Milan, the Teatro Ballet Estable Ballet, the Argentine Ballet of La Plata and the Australian Ballet, and Galas  Worldwide.