The chief of naval operations (CNO) is the highest-ranking officer of the United States Navy. The position is a statutory office (10 U.S.C. § 8033) held by an admiral who is a military adviser and deputy to the secretary of the Navy. The CNO is also a member of the Joint Chiefs of Staff (10 U.S.C. § 151) and in this capacity, a military adviser to the National Security Council, the Homeland Security Council, the secretary of defense, and the president. Despite the title, the CNO does not have operational command authority over naval forces. The CNO is an administrative position based in the Pentagon, and exercises supervision of Navy organizations as the designee of the secretary of the Navy. Operational command of naval forces falls within the purview of the combatant commanders who report to the secretary of defense. As of 21 February 2025, the acting chief of naval operations is Admiral James W. Kilby. Source: Wikipedia (en)