David Lawrence Smith OAM (born 12 October 1943) is a former Australian politician who was a Labor Party member of the Legislative Assembly of Western Australia from 1983 to 1996.
He served as a minister in the governments of Peter Dowding and Carmen Lawrence.
After graduating from high school he studied law at the University of Western Australia.
Smith was retained in the ministry when Carmen Lawrence succeeded Peter Dowding as premier in February 1990, with the same titles.
He has three adult children: Matthew, Nicholas and Penelope; and two grandchildren: Josie and Dylan.