Jean-Marc Lalonde CM (born August 19, 1935) is a politician in Ontario, Canada.
He was a Liberal member of the Legislative Assembly of Ontario from 1995 to 2011 who represented the riding of Glengarry-Prescott-Russell.
He served for a time as the manager of the Canadian Government Printing Bureau, and was responsible for the establishment and operation of technical training and development for the Canada Communications Group.
[2] The Progressive Conservatives won the election, and Lalonde joined 29 other Liberals in the official opposition.
[5] In the 2007 election, Lalonde was re-elected in his riding by a commanding margin over PC candidate Dennis Pommainville.