Stefano Nappi is originally from Naples. He began studying classical dance at the age of 7 at the Spazio Danza School directed by Annalisa Cernese, a former dancer at the Teatro di San Carlo in Naples. He graduated in 2000 in classical and contemporary dance.
He moved to Rome to study acting with Giuseppe Argirò, at the time a teacher at the N.U.C.T in Cinecittà. He then flew to London in June 2013, where he taught classical dance and modern jazz. In 2016 he moved to New York City where he is a freelance choreographer and dance teacher.
In 2021 he returned to Italy where he continued to deepen his study of acting by attending numerous acting workshops.