Nunzio (Toots) Mondello (August 14, 1911 – November 15, 1992) was an American swing jazz alto saxophonist.
Born in Boston, Massachusetts, Mondello played with Mal Hallett from 1927 to 1933, where he also simultaneously performed saxophone and trombone, and with Irving Aaronson's Commanders, Joe Haymes, and Buddy Rogers. In 1934–35, Mondello was a member of the Benny Goodman Orchestra; he returned to play with Goodman in 1939–40.