Italia Marianna Vitaliani (20 August 1866 – 6 December 1938) was an Italian stage and silent film actress.

The daughter of theatrical actors Vitaliano and Elisa Duse and a nephew of famous actress Eleonora Duse, Vitaliani made her stage debut as a child actress in her father's company.

[1] In the 1880s she was enrolled as young actress in some important stage companies of the time, such as the ones led by Luigi Bellotti Bon [it] and Francesco Pasta [it].

[1] Starting from 1919 she mainly devoted herself to teaching, first at a Florence drama school and later at the Accademia Nazionale di Santa Cecilia.

[1] Her late years were difficult, with Vitaliani suffering from depression, as well as from physical and financial problems.