Sergio Pagoni (... – Rome, 1994) was an Italian composer.

His first office was on Via Cesare Beccaria, and from there he opened a second office at Viale Mazzini 6, where he founded Sermi Film Edizioni Musicali with Michelangelo Cunsolo. He later founded I Gemelli. He worked with the greatest composers of the period, from Nino Rota to Ennio Morricone, from Alessandro Alessandroni to Egisto Macchi, and so on. Vittorio Viscardi also worked with him as an assistant.