Mary Elizabeth Magill (born 1966) is the current dean of Stanford Law School.
A native of North Dakota, Magill is the daughter of Frank Magill, a senior United States federal judge on the United States Court of Appeals for the Eighth Circuit. Her brother, Frank Magill, Jr., is a District Judge in Minnesota's Fourth Judicial District. She earned a B.A. degree in History from Yale University in 1988 and a J.D. from the University of Virginia School of Law in 1995.
From 1988 until 1992, Magill worked as a senior legislative assistant for North Dakota Sen. Kent Conrad.
Magill worked as a clerk for Judge J. Harvie Wilkinson III on the United States Court of Appeals for the Fourth Circuit from 1995 until 1996, and then worked as a clerk for United States Supreme Court Justice Ruth Bader Ginsburg from 1996 until 1997. Magill joined the faculty of the University of Virginia School of Law in 1997.
On March 10, 2009, the New York Times reported that President Barack Obama considered appointing Magill to a vacancy on the United States Court of Appeals for the Fourth Circuit.