|19th United States Ambassador to Ireland|
January 30, 1986 – August 20, 1989
George H. W. Bush
|Preceded by||Robert Kane|
|Succeeded by||Richard Moore|
|15th United States Secretary of Health and Human Services|
March 9, 1983 – December 13, 1985
|Preceded by||Richard Schweiker|
|Succeeded by||Otis Bowen|
|Member of the U.S. House of Representatives|
from Massachusetts's 10th district
January 3, 1967 – January 3, 1983
|Preceded by||Joseph Martin|
|Succeeded by||Gerry Studds|
|Member of the Massachusetts Governor's Council|
from the 2nd district
|Preceded by||Abraham Kahalas|
|Succeeded by||John Craven|
Margaret Mary O'Shaughnessy
June 21, 1931
New York City, New York, U.S.
|Died||August 6, 2018 (aged 87)|
Arlington, Virginia, U.S.
|Alma mater||Albertus Magnus College|
She served in the United States House of Representatives for eight terms, from 1967 until 1983 and was later the Secretary of Health and Human Services and Ambassador to Ireland under President Ronald Reagan. After her defeat in 1982, no woman would be elected to Congress from Massachusetts until Niki Tsongas in a special election in 2007.
- "Margaret M. Heckler, former US health services chief and ambassador to Ireland, dies at 87". Boston Globe. August 6, 2018. Retrieved August 6, 2018.
- Biography at the Biographical Directory of the United States Congress
- Doug Allan. “Speaker of the House: Joe Martin of N. Attleboro.” Providence Journal. 07/26/1999.
- Jane Anderson. "Two Massachusetts Incumbents Fight for Single Seat in Congress". Miami Herald. 10/17/1982. p. 5D.
- Karen DeYoung. "Margaret Heckler, All Emerald Smiles". Washington Post. 03/18/1987. p. D1.
- David Hoffman. "Heckler Offered Irish Ambassadorship". Washington Post. 10/01/1985. pA1.
- Stephanie Mansfield. "The Heckler Breakup". Washington Post. 10/16/1984. p. B1.
- Donnie Radcliffe. "The Women’s Caucus". Washington Post. 04/27/1978. p. B12.
- Spencer Rich. "Heckler’s Administrative Skills Called Inadequate for Agency". Washington Post. 10/01/1985. A1.
- Eric Scheidler. “Father and Son Rally the Troops on Maryland Truth Tour.” Pro-Life Action News. Fall 2003.
- Myron Stuck and Sarah Fitzgerald. "Senate Confirms Heckler". Washington Post. 03/04/1983. p. A13.
- U.S. House of Representatives. Office