John L. O'Brien

John L. O'Brien
O'Brien in 1973
31st and 38th Speaker of the Washington House of Representatives
In office January 22, 1976 – January 10, 1977 Acting
Preceded by	Leonard A. Sawyer
Succeeded by	John A. Bagnariol
In office January 10, 1955 – January 14, 1963
Preceded by	R. Mort Frayn
Succeeded by	William S. Day
Speaker pro tempore of the Washington House of Representatives
In office January 10, 1983 – January 11, 1993
Preceded by	Otto Amen
Succeeded by	Ron Meyers
In office January 8, 1973 – January 12, 1981 Serving with Otto Amen (1979–1981)
Preceded by	Tom Copeland
Succeeded by	Otto Amen
Majority Leader of the Washington House of Representatives
In office January 14, 1963 – January 9, 1967
Preceded by	August P. Mardesich
Succeeded by	Slade Gorton
Minority Leader of the Washington House of Representatives
In office January 9, 1967 – January 11, 1971
Preceded by	Tom Copeland
Succeeded by	Leonard A. Sawyer
Member of the Washington House of Representatives
In office January 10, 1983 – January 11, 1993
Preceded by	John Eng
Succeeded by	Jesse Wineberry
Constituency	37th
In office January 8, 1973 – January 10, 1983
Preceded by	John A. Bagnariol
Succeeded by	Doug Sayan
Constituency	35th
In office January 10, 1949 – January 8, 1973
Preceded by	H. C. Armstrong
Succeeded by	John E. Cunningham
Constituency	33rd
In office October 1, 1939 – January 13, 1947
Preceded by	Harry D. Austin
Succeeded by	H. C. Armstrong
Constituency	33rd
Personal details
Born	John Lawrence O'Brien (1911-11-22)November 22, 1911 Seattle, Washington, U.S.
Died	April 22, 2007(2007-04-22) (aged 95) Seattle, Washington, U.S.
Political party	Democratic
Spouse	Mary Schwarz
Children	6
Alma mater	Saint Martin's University (BA)
Occupation	Accountant

The former Public Health Building at the Washington State Capitol was renamed the John L. O'Brien Building on March 17, 1989, and now houses House of Representatives offices.

John Lawrence O'Brien (November 22, 1911 – April 22, 2007) was an American accountant and politician in the state of Washington. He served in the Washington House of Representatives from 1939 to 1947 and from 1949 to 1993.