James Logan Jones, Jr. (born December 19, 1943) is a retired United States Marine Corps general and the former United States National Security Advisor. During his military career, he served as Commander, United States European Command (COMUSEUCOM) and Supreme Allied Commander Europe (SACEUR) from 2003 to 2006 and as the 32nd Commandant of the Marine Corps from July 1999 to January 2003. Jones retired from the Marine Corps on February 1, 2007, after 40 years of service.