Jimmy Durante was a an entertainer and musician.
Within the Bashir 62 holosuite program in 2375, Vic Fontaine was to attend a performance by Durante and Peter Lawford in the Sands Hotel. (DS9 episode: "What You Leave Behind")
Julian Bashir and Ezri Dax attended a performance in the holosuite given by Durante, who Ezri would later call "Jimmy the Ranti". (DS9 - The Lives of Dax short story: "Second Star to the Right...")