The USS Duncan (DDG-100) is a guided-missile destroyer of the United States Navy, part of the Arleigh Burke-class. Commissioned in 2002, it is designed for a variety of missions, including anti-air, anti-surface, and anti-submarine warfare. The ship is equipped with advanced radar and weapon systems, allowing it to operate effectively in modern naval combat. The USS Duncan is named after Rear Admiral Samuel Nicholas Duncan, a notable naval officer. The ship's homeport is in Naval Base San Diego, California, where it participates in training exercises and operations to ensure maritime security and readiness.