David Walker (born August 1, 1947) is a Canadian politician. He served in the House of Commons of Canada from 1988 to 1997, as a member of the Liberal Party.
Walker was born in Sudbury, Ontario. He holds a Bachelor of Arts degree from Carleton University (1970), a Master of Arts from Queen's University (1974), and a Ph.D. from McMaster University (1976). He was a professor of Political Science at the University of Winnipeg in Manitoba from 1974 to 1988, and was also an adjunct professor at the University of Manitoba from 1977 to 1988. Walker was a partner in Walker-Zimmerman Consultants from 1978 to 1985, and served as president of West-Can Consultants Ltd. from 1978 to 1993. From 1985 to 1987, he was research director for the Angus Reid polling firm.
He campaigned for the Legislative Assembly of Manitoba in the 1977 provincial election, but finished second against former Progressive Conservative leader Sidney Spivak in the upscale constituency of River Heights. Walker worked as campaign manager to Liberal candidate Lloyd Axworthy in the 1979 and 1984 federal elections (Globe and Mail, 30 April 1979 and 24 August 1984), and worked as an adviser to Axworthy on Via Rail issues in the early 1980s (Globe and Mail, 10 January 1985).