Park Myung-keun (???, ???) (September 7, 1928 – December 9, 2004) was a former South Korean Army captain, prosecutor, and a member of the 8th, 9th, 10th, and 14th South Korean National Assembly.
He represented the Democratic Republican Party for his first three terms and the Democratic Libertarian Party for his last term.
Under the Park Chung-hee administration, he worked as the chief of the Office of the President (??????) and the Vice Leader of the Democratic Republican Party.