"Have You Ever Met That Funny Reefer Man", often known simply as "The Reefer Man", is a 1932 American jazz song composed by J. Russel Robinson, with lyrics by Andy Razaf. It was first recorded by Cab Calloway and his orchestra, with versions by others over the years, including by Harlan Lattimore, Murphy's Law and Big Bad Voodoo Daddy.
Only three other people have covered the song, "The Reefer Man."