Zecchi was born in Rome. In Berlin, he studied piano with Ferruccio Busoni and Artur Schnabel. He led pianistic courses in Accademia Nazionale di Santa Cecilia, Rome, and in Salzburg. He was a highly acclaimed performer of the works of Domenico Scarlatti, Wolfgang Amadeus Mozart, Claude Debussy and of other Romantic music. He died in Salzburg.
- Slonimsky, Nicolas (1978). "Zecchi, Carlo". Baker's Biographical dictionary of musicians (6th ed.). New York: Schirmer Books. p. 1939. ISBN 0-02-870240-9.
- Evans, Allan (1996). "Carlo ZECCHI". Arbiter Records Home Page. Archived from the original on 2008-02-28.
- "Carlo Zecchi Biography". Naxos.