Sir Karl William Pamp Jenkins^[1] CBE (born 17 February 1944) is a Welsh multi-instrumentalist and composer. His best known works include the song "Adiemus" and the Adiemus album series; Palladio; The Armed Man; and his Requiem.

Jenkins was educated in music at Cardiff University and the Royal Academy of Music: of the latter, he is a fellow and an Associate. He joined the jazz-rock band Soft Machine in 1972 and became the groups lead songwriter in 1974. Jenkins continued to work with Soft Machine up to 1984 and has not been involved with any incarnation of the group since. Jenkins has composed music for advertisement campaigns and has won the industry prize twice