Mike Haffner is an American politician and businessman serving as a member of the Missouri House of Representatives from the 55th district.

Haffner earned a Bachelor of Business Administration with an emphasis in accounting from Cleveland State University and a Master of Science in national security and strategic studies from the Naval War College.

During his career, Haffner was a commanding officer of an McDonnell Douglas F/A-18 Hornet and led combat air patrols over New York City after the September 11 attacks.

[2] Since retiring from the Navy, Haffner has operated a Christmas tree farm.

He was elected to the Missouri House of Representatives in November 2018 and assumed office in 2019.