Kirstjen Nielsen

Kirstjen Nielsen
Official portrait, 2018
6th United States Secretary of Homeland Security
In office
December 6, 2017 – April 10, 2019
PresidentDonald Trump
DeputyElaine Duke
Claire Grady (acting)
Preceded byJohn F. Kelly
Succeeded byAlejandro Mayorkas
White House Principal Deputy Chief of Staff
In office
September 6, 2017 – December 6, 2017
PresidentDonald Trump
Chief of StaffJohn F. Kelly
Preceded byKatie Walsh
Succeeded byJames W. Carroll
Chief of Staff to the United States Secretary of Homeland Security
In office
January 20, 2017 – July 31, 2017
SecretaryJohn F. Kelly
Preceded byPaul Rosen
Succeeded byChad Wolf
Personal details
Born
Kirstjen Michele Nielsen

(1972-05-14) May 14, 1972 (age 52)
Colorado Springs, Colorado, U.S.
EducationGeorgetown University (BS)
University of Virginia (JD)

Kirstjen Michele Nielsen (/ˈkɪərstən/; born May 14, 1972) is an American attorney who served as United States Secretary of Homeland Security from 2017 to 2019. She is a former principal White House deputy chief of staff to President Donald Trump, and was chief of staff to John F. Kelly during his tenure as Secretary of Homeland Security.

Nielsen was confirmed as Secretary of Homeland Security on December 5, 2017. Nielsen is best known for implementing the Trump administration family separation policy. She resigned in April 2019.[1]

  1. ^ Faulders, Katherine (April 8, 2019). "Department of Homeland Security Secretary Kirstjen Nielsen resigns". ABC News. Archived from the original on April 11, 2019. Retrieved April 10, 2019.