Rear Admiral Robert Dunham Reilly Jr.[1] (born 1953)[2] was a United States Navy Surface Warfare Flag Officer who retired from active duty in January 2010 after 34-plus years of military service.

[3] Reilly, a native of Winnetka, Illinois, is a graduate of New Trier High School's West Campus.

He comes from a family with more than a century of service in the United States armed forces including his great grandfather Army Captain Henry Joseph Reilly and grand uncle Army Brigadier General Henry Joseph Reilly, Jr.

[3] Ashore, Reilly served as Operations Readiness Assessment Officer, Commander, U.S. Pacific Fleet staff in Pearl Harbor, Hawaii; Surface Warfare and Weapons Procurement Analyst, Program Resource Appraisal Division (N81), Office of the Chief of Naval Operations; Surface Warfare Junior Officer Assignment Branch Head (PERS 412), Bureau of Naval Personnel; Joint Operations Division Pacific Command Division Chief, Joint Staff (J3); Director, Environmental Readiness, Chief of Naval Operations (CNO N45); and as Deputy Assistant Chief of Naval Operations for Information Technology (CNO N098) and Department of the Navy Deputy Chief Information Officer (Navy).

[3] During his tenure MSC returned nearly $1 billion to the Navy’s budget through improved business practices; won awards for contracting excellence, competitive procurement, small business, safety and environmental responsibility; improved energy efficiencies; placed additional helicopter detachments aboard U.S. navy fleet logistics ships, saving $700 million in cost avoidance over 20 years; deployed the U.S. Navy's two hospital ships USNS Comfort and USNS Mercy on five humanitarian and civic assistance missions treating more than 370,000 patients in 25 countries; evacuated 6,700 U.S. citizens from Beirut to safety in 2006; and delivered 20,000,000 square feet (1,900,000 m2) of combat equipment and supplies and 8 billion US gallons (30,000,000 m3) of fuel to U.S. and coalition forces ashore in Iraq and Afghanistan with a 98 percent on-time delivery record.