She inherited the stage name Flaminia from her grandmother Agata Calderoni, as the name was passed down through the family.
She was the second wife of the director of her theatre company, fellow actor Luigi Andrea Riccoboni.
[3][4][5][6][7] She learned Latin, Greek, Spanish and French and was considered culturally well educated.
[5][8][9][10][6][7][11] Balletti and Riccoboni took their Italian theater company to France where she was the first to play Merope by Francesco Scipione, marchese di Maffei.
She gained recognition as a leading actress in Sofonisba by Giovan Giorgio Trissino, Semiramide by Muzio Manfredi and Iphigénie en Tauride by Pier Jacopo Martello.