Shannon O'Brien

Shannon O'Brien
O'Brien in 2002
55th Treasurer and Receiver-General of Massachusetts
In office January 7, 1999 – January 2, 2003
Governor	Paul Cellucci Jane Swift (acting)
Preceded by	Joe Malone
Succeeded by	Tim Cahill
Member of the Massachusetts Senate from the Hampden and Hampshire district
In office January 6, 1993 – January 4, 1995
Preceded by	Martin Dunn
Succeeded by	Brian Lees
Member of the Massachusetts House of Representatives from the 2nd Hampshire district
In office January 7, 1987 – January 6, 1993
Preceded by	William Carey
Succeeded by	Nancy Flavin
Personal details
Born	(1959-04-30) April 30, 1959 (age 65) Boston, Massachusetts, U.S.
Political party	Democratic
Spouse	Emmet Hayes
Education	Yale University (BA) Boston University (JD)

Shannon Patricia Elizabeth O'Brien (born April 30, 1959) is an American politician and attorney who served in the Massachusetts House of Representatives from 1987 through 1993, in the Massachusetts Senate from 1993 through 1995, and was the Massachusetts state treasurer from 1999 through 2003. In that last position she became the first woman to be elected in Massachusetts to statewide office by her own accord. She was the Democratic Party nominee in the 2002 Massachusetts gubernatorial election, but lost in the general election to Mitt Romney.