Born in 2003 in Portugal, Mariana Vieira starts dancing in her hometown, Aveiro, at Lpstudio, later moving to EDD, Professional Division, in Porto, from where she graduated in Ballet, Contemporary Techniques, Repertoire and where she choreographed her first pieces. Selected for different editions of program Território, she performed works by Alexander Ekman, Wayne Mc Gregor, Shahar Binyamini, Maurice Causey.
She joined Ballet Junior in September 2022.