Professor Roger Wallis, (born 8 August 1941 in Rugby, England) is a musician, journalist and researcher. He is a resident of Sweden since 1963, and has been an adjunct professor of multimedia at the Royal Institute of Technology in Stockholm, and is now an emeritus.
Between 1967 and 1981 Wallis was the main presenter of the English language The Saturday Show on Radio Sweden
He has written several books on the music industry with Krister Malm.
He has been appointed to the board of STIM.
He testified in the Pirate Bay trial in February 2009.