Bobby Caldwell (born 6 October 1951) is an American drummer, songwriter, producer and arranger who co-founded the rock bands Captain Beyond (with Rod Evans) and Armageddon (with Keith Relf) during the early 1970s.
Caldwell was also the drummer on Rick Derringer's All American Boy, which produced the classic-rock radio staple "Rock and Roll, Hoochie Koo"; a song originally written by Derringer and recorded by the band, Johnny Winter and, with Derringer's brother, Randy Z on drums.
He also played with John Lennon, Ringo Starr, The Allman Brothers Band, and Eric Clapton.
[1] Caldwell and Derringer recorded "Rock and Roll, Hoochie Koo" at Caribou Ranch in Colorado.
The CD included original guitarist Larry "Rhino" Reinhardt.