Ellen Tauscher

Ellen Tauscher
Official State Department portrait
15th Under Secretary of State for Arms Control and International Security Affairs
In office June 26, 2009 – February 7, 2012
President	Barack Obama
Preceded by	Robert Joseph
Succeeded by	Rose Gottemoeller
Member of the U.S. House of Representatives from California's 10th district
In office January 3, 1997 – June 26, 2009
Preceded by	Bill Baker
Succeeded by	John Garamendi
Personal details
Born	Ellen O'Kane (1951-11-15)November 15, 1951 Newark, New Jersey, U.S.
Died	April 29, 2019(2019-04-29) (aged 67) Stanford, California, U.S.
Political party	Democratic
Spouses	William Y. Tauscher ​ ​ (m. 1989; div. 1999)​ James Cieslak ​ ​ (m. 2009; div. 2011)​
Children	1
Education	Seton Hall University (BS)

Ellen O'Kane Tauscher (November 15, 1951 – April 29, 2019^[1]) was an American businesswoman, diplomat, and Democratic Party politician who was the U.S. representative for California's 10th congressional district from 1997 to 2009. From 2009 to 2012, she served as the Under Secretary of State for Arms Control and International Security Affairs. She then served as Special Envoy for Strategic Stability and Missile Defense at the State Department.

While in Congress, Tauscher was a leading centrist Democrat, and the chair of the New Democrat Coalition, a caucus of moderate Democrats in the House of Representatives. She also served as vice-chairwoman of the Democratic Leadership Council from 2001 to 2005.