Katrina Armstrong

Katrina Armstrong
Armstrong in 2015
President of Columbia University
Acting
In office
August 14, 2024 – March 28, 2025
Preceded byMinouche Shafik
Succeeded byClaire Shipman (acting)
Personal details
Born
SpouseThomas Randall
EducationYale University (BA)
Johns Hopkins University (MD)
University of Pennsylvania (MS)

Katrina Alison Armstrong is an American physician, currently serving as the CEO of Columbia University Irving Medical Center and the dean of the Faculties of Health Sciences at Columbia University. She served as interim president of Columbia University from August 2024 to March 2025.

Armstrong is the first woman to lead Columbia's medical school and medical center. She was the first woman to hold the position of Physician-in-Chief at Massachusetts General Hospital and was elected to the National Academy of Medicine in 2013 and the American Academy of Arts and Sciences in 2020. On August 14, 2024, Armstrong became Columbia University's interim president, following the resignation of Minouche Shafik. On March 7, 2025, Armstrong expressed her commitment to working with the government of Donald Trump. On March 28, Armstrong was succeeded as interim president by Claire Shipman, Co-Chair of Columbia University's board of trustees.