Sergio Tòfano (20 August 1886 – 28 October 1973) was an Italian actor, theatre director, playwright, scene designer and illustrator.

He worked with other famous actors and directors: Dario Niccodemi (1924–27); Luigi Almirante and Giuditta Rissone (1927–30), Elsa Merlini, Vittorio De Sica, Evi Maltagliati, Gino Cervi etc.

During those years, he made his famous performances as Doctor Knock in Jules Romains' play, and as Professor Toti in Luigi Pirandello's Pensaci, Giacomino!.

After the Second World War, he worked with the most important directors, like Luchino Visconti and Giorgio Strehler.

In 1917 Tofano invented, for a children's magazine, Il Corriere dei Piccoli, a famous character, Signor Bonaventura, whose adventures lasted for more than forty years.