Christine M. O’Neill

Christine O’Neill is a former federal prosecutor with over a decade of trial, investigation, and appellate experience in the Department of Justice.  Christine served for over 10 years in the U.S Attorney’s Office for the Northern District of Illinois.  During that time, she led complex investigations and prosecuted a variety of federal criminal offenses, including violent crimes, human trafficking, child exploitation, narcotics conspiracies, opioid diversion, public corruption, and fraud schemes. Christine tried ten criminal cases and argued six appeals before the Seventh Circuit.  She held several leadership roles, including Deputy Chief in Narcotics and Money Laundering and Deputy Chief in General Crimes. Most recently, she served as Chief of General Crimes, where she was responsible for onboarding and training dozens of AUSAs, approving charges, and coordinating with federal law enforcement leadership.

Christine began her federal service as an Honors Attorney in the Antitrust Division, where she investigated price fixing and bid rigging conspiracies across the country. She was recognized with an Award of Distinction for her contributions to the Auto Parts Prosecution Team, whose work in Chicago resulted in collection of over $500 million in fines during her time in the Division.

Prior to joining the Department of Justice, Christine clerked on the Seventh Circuit Court of Appeals as a Staff Law Clerk and on the Eastern District of Kentucky for the Honorable Amul R. Thapar.  She has taught legal writing at Loyola University School of Law and served as an instructor at the University of Chicago Law School Intensive Trial Practice Workshop.

Christine graduated from Columbia University Law School in 2009 as a Harlen Fiske Stone Scholar, and from Princeton University in 2006 with a degree in Politics and a certificate in Spanish Language and Culture.

Bar Admissions

Christine is admitted to practice in Illinois.