Lida Martinoli (1914–1991) was an Argentine dancer, choreographer, and theatre performer in Buenos Aires.
Born in Rosario, Santa Fe in 1914, she was the daughter of the artists Fanny Montiano and Carlos Martinoli.
She studied ballet at La Scala in Milan before returning to Buenos Aires in 1932.
At the Teatro Colón, she served as prima ballerina during the 1940s, dancing the choreographies of Vaslav Nijinsky and Margarita Wallmann and starring in her version of The Nutcracker with Michael Borovski and Maria Ruvanova.
In 1953, as prima ballerina for Teatro Colón, she performed at Carnegie Hall in her North American debut.