Robertson Lee Johnson (September 8, 1930 – November 15, 2009)[1] was an American attorney, Republican politician, and jurist.

He served one term in the Oregon House of Representatives (1966–1968),[2] before being elected twice as the state's Attorney General (May 20, 1969 – Jan. 3, 1977),[3] and a partial term as Judge of the Oregon Court of Appeals(1977–78),[4] resigning to head Governor Vic Atiyeh's executive staff.

[2] He sat as an Oregon Circuit Court Judge for Multnomah County from 1983 until his retirement in 1995.

Johnson's inauguration was delayed nearly six months pending the decision, while Thornton remained in office.

[5] Robertson retired to a ranch in Palm Springs, California, where he died of heart disease in 2009.