Gianandrea Gavazzeni (25 July 1909 – 5 February 1996) was an Italian pianist, conductor (especially of opera), composer and musicologist.

Gavazzeni was born in Bergamo. For almost 50 years, starting from 1948, he was principal conductor at La Scala, Milan, in 1966-68 being its music and artistic director.

He had his Metropolitan Opera debut on 11 October 1976. He conducted eight performances of Giuseppe Verdi's Il trovatore that year at the Met.

His compositions include: concertos such as 'Concerto bergamasco'; 'The Song of St Alexander'; and sonatas.