William Harry McRaven (born November 6, 1955) is a retired United States Navy admiral who last served as the ninth commander of the United States Special Operations Command from August 8, 2011, to August 28, 2014. From 2015 to 2018, he was the chancellor of The University of Texas System.

McRaven previously served from June 13, 2008, to August 2011 as commander of Joint Special Operations Command (JSOC) and from June 2006 to March 2008 as commander of Special Operations Command Europe (SOCEUR). In addition to his duties as COMSOCEUR, he was designated as the first director of the NATO Special Operations Forces Coordination Centre (NSCC), where he was charged with enhancing the capabilities and inter-operability of all NATO Special Operations Forces. McRaven retired from the U.S. Navy on August 28, 2014, after more than 37 years of service.

McRaven earned his master’s degree at the Naval Postgraduate School in Monterey, California, in 1993. McRaven’s thesis was titled “The Theory of Special Operations” (republished in 1995 as Spec Ops: Case Studies in Special Operations Warfare: Theory and Practice).