Olivia Troye is an American national security official who worked on national security and homeland security issues at the National Counterterrorism Center, the United States Department of Energy Office of Intelligence and Counterintelligence, and the DHS Office of Intelligence and Analysis. She went on to work in the Office of the Vice President of the United States as the Homeland Security and Counterterrorism advisor to Vice President Mike Pence and also served on the White House Coronavirus Task Force as Pence's lead staffer on the Task Force. She resigned from the White House in August 2020.