Stephen Miller (born August 23, 1985) is an American political advisor serving as White House deputy chief of staff for policy and homeland security advisor since 2025. He previously served as senior advisor to the president and director of speechwriting from 2017 to 2021 during the first Trump administration.
Miller grew up in Santa Monica, California, and attended Duke University, where he was a columnist for The Chronicle and president of the Duke chapter of Students for Academic Freedom. After graduating in 2007, he worked as press secretary for U.S. representatives Michele Bachmann and John Shadegg. In 2009, he joined the staff of Alabama senator Jeff Sessions, where he worked on immigration policy and helped lead opposition to the Border Security, Economic Opportunity, and Immigration Modernization Act of 2013.