Born in Washington, D.C. sister of Patrick Joseph "Pat" Buchanan. Received B.A. from Rosemont College in 1971 and M.S. from McGill University 1973. Married William R. Jackson in March 1982. They have three sons.

Buchanan was active in Republican Party politics. She served as bookkeeper for the Committee to Re-elect the President 1972; accountant for Citizens for Reagan 1976; controller for Citizens for Republicans 1977 to 1979; national treasurer of the Reagan for President Committee 1979-80 and Reagan Bush Committee 1980-81 and 1984-85.

She was appointed as Treasurer of the United States by Reagan and served January 21, 1981, to July 1, 1983. At the time she was the youngest person to hold that office. She was the first U.S. Treasurer to give birth while in office. On August 4, 1981, the Bureau of Engraving and Printing and Bureau of the Mint came under the responsibility of the Treasurer. Her signature appears on Federal Reserve Notes, series of 1981.

Partner in Buchanan & Campbell after 1988. Real Estate agent with McEnearney Associates.

bio: WhoAmPol 91-92; WWA 82; WWAW 85; WWF&I 83; BNR Apr 93