Portland Gallery is an art gallery in London, England. Founded in 1984 by Tom Hewlett, the gallery displays Modern British and Contemporary paintings. A particular specialization is the work of Scottish colourists S.J. Peploe, F.C.B. Cadell, George Leslie Hunter, and J.D. Fergusson and their immediate followers, including Anne Redpath and John Maclauchlan Milne. The gallery also hosts the estate collections of Cadell, Maclauchlan Milne, and Edward Seago.
Among contemporary painters and sculptors the gallery dispays are Archie Forrest, Gary Bunt, Paul Rafferty, Nicholas Hely Hutchinson, Gordon Mitchell, Oliver Akers Douglas, and David Spiller.