Marcus Cliffe (born 1962, Leeds, Yorkshire, England) is an English professional musician, currently the bass player in The Manfreds, a reunion of members of the 1960s pop group Manfred Mann (minus Manfred Mann himself). He has also worked with, amongst others, Brendan Croker, Mark Knopfler, Eric Clapton, and Rod Stewart. Cliffe is also a member of the jazz trio PBD with fellow Manfred musician Mike Hugg.