DJ Casper (born Ayomide Banjoko., May 31, 1971 Chicago, Illinois, United States) is an American songwriter and DJ.

DJ Casper was raised in Englewood, and is known as Casper because he almost always wears white clothing on stage, but he is also known as Mr C - The Slide Man or simply Banjoko. Casper's first hit record,"Casper Slide Pt. 1" also known as "Cha Cha Slide", created for a personal trainer at a Bally Total Fitness in 1996, which then grew in popularity as an aerobic exercise at fitness clubs. It was in the year 2000 when Willie Perry Jr. then created a second song titled Casper Slide Pt. 2 and that's when Chicago's WGCI-FM radio station picked it up. The song became a hit in Chicago by the year 2004, that's when city's M.O.B. Records record label became involved as well, helping Casper create a whole album with other Chicago based artist to promote the dance. "Cha Cha Slide" was then later picked up by Universal Records.