David C. Lawson (born 25 April 1945) is an English keyboardist and contemporary composer who in the 1970s was a member of UK progressive rock band Greenslade.
He also recorded with Chris Squire and Alan White, who were taking a break from the band Yes, alongside Jimmy Page in a project titled XYZ.
In Star Wars Lawson can be heard playing the ARP 2600 to conjure the sounds of an electric tuba in the famous Tatooine cantina scene.
Lawson has worked as music associate, performer and programmer with such Hollywood film composers such as George Fenton, John Williams and Trevor Jones.
Lawson has also composed and co-composed, with Ronnie Bond and David Dundas, music for many cinema and television advertisements including those for British Gas, Coco Pops, Philips, Le Coq, Bird's Custard, Braun, Blueband, Britannia, Philip Morris, Accurist, Atari, Dixel, Dulux, Roxy, Mintguard, Bonjour, Ellermans, Wilkinson Sword, Foster Grant, Alpine, Wash'n Dye, Arctic Lite, Yves Saint Laurent.