The USS Halyburton (FFG-40) is a guided missile frigate of the United States Navy, named after Lieutenant Commander Don Halyburton, a naval aviator who was killed in action during the Vietnam War. Commissioned in 1983, the ship is part of the Oliver Hazard Perry class and is designed for anti-submarine warfare, surface warfare, and air defense. The frigate is equipped with various weapons systems, including the Mk 13 missile launcher and Phalanx CIWS for close-in defense. The USS Halyburton has participated in numerous operations and exercises, contributing to maritime security and international cooperation.