John R. McKernan Jr.

John R. McKernan Jr.
71st Governor of Maine
In office January 7, 1987 – January 5, 1995
Preceded by	Joseph E. Brennan
Succeeded by	Angus King
Member of the U.S. House of Representatives from Maine's 1st district
In office January 3, 1983 – January 3, 1987
Preceded by	David F. Emery
Succeeded by	Joseph E. Brennan
Member of the Maine House of Representatives
In office January 3, 1973 – January 5, 1977
Preceded by	multi-member district
Succeeded by	multi-member district
Constituency	Penobscot County (1973-1975) 83rd district (1975-1977)
Personal details
Born	John Rettie McKernan Jr. (1948-05-20) May 20, 1948 (age 76) Bangor, Maine, U.S.
Political party	Republican
Spouse(s)	Judith Files (divorced 1978) Olympia Snowe ​ (m. 1989)​
Children	1
Education	Dartmouth College (BA) University of Maine (JD)
Military service
Allegiance	United States
Branch/service	United States Army
Years of service	1970–1973
Unit	Maine Army National Guard

John Rettie "Jock" McKernan Jr. (born May 20, 1948) is an American politician who served two terms as the 71st Governor of Maine, from 1987 to 1995.

Born in Bangor, Maine, McKernan attended Dartmouth College and then the University of Maine School of Law. A Republican, McKernan was a member of the U.S. House of Representatives before becoming governor. He also served in the state house from 1973 to 1977 and was a delegate to the Republican National Conventions in 1976 and 1984.