Nathaniel "Nat" Adderley (Tampa, Florida, November 25, 1931 - Lakeland, Florida, January 2, 2000) was an American jazz cornet and trumpet player who played in the hard bop and soul jazz genres. He was the brother of saxophonist Julian "Cannonball" Adderley.
In the 1950s he worked with his brother's original group and with a.o. Sonny Rollins, Jimmy Heath, Wynton Kelly, Lionel Hampton, and J. J. Johnson, then in 1959 he joined his brother's new quintet and stayed with it until Cannonball's death in 1975. He composed a.o. "Work Song," "Jive Samba," and "The Old Country .