Mike DuHaime (born May 1974), a Republican strategist and public affairs executive, is a managing director at , LLC, a national public affairs firm. He was the chief strategist for the successful campaign of former U.S. Attorney Chris Christie for Governor of New Jersey in 2009. Christie unseated the incumbent, Democrat Jon Corzine, by nearly 87,000 votes (48.5% of the popular vote). He served as one of ten members of Gov. Christie's transition team and was the chairman of the authorities subcommittee. DuHaime advised the 2016 Chris Christie presidential campaign.