Nancy A. Youssef is an American journalist recognized for her reporting on national security, with a focus on U.S. military operations and the Middle East. She is currently a writer at The Atlantic, a role she will assume on July 7, 2025. Prior to this, from 2021 to 2025, Youssef was a national security correspondent for The Wall Street Journal, covering military affairs and the Arab world.

Youssef's journalism career began at The Baltimore Sun, followed by the Detroit Free Press.