Mark Filip (born June 1, 1966) is a former Deputy Attorney General of the United States, and in that capacity served as Acting Attorney General from January 20 to February 3, 2009. He also served as a judge of the United States District Court for the Northern District of Illinois.
Born in Chicago, Filip attended Maine South High School in Park Ridge, Illinois, the same high school attended by Hillary Clinton. He graduated from the University of Illinois at Urbana-Champaign in 1988 with degrees in economics and history, where he was a member of Phi Kappa Psi fraternity. After college, he attended Christ Church at Oxford University in England on a Marshall Scholarship, and graduated in 1990 with a Bachelors in Law, First Class Honors. He then attended Harvard Law School, where he received his J.D. magna cum laude in 1992 and was an editor of the Harvard Law Review.
After law school, Filip served as a law clerk to the Judge Stephen F. Williams of the United States Court of Appeals for the District of Columbia Circuit from 1992 until 1993 and then for Justice Antonin Scalia of the Supreme Court from 1993 until 1994.