The Royal Thai Navy () is the navy of Thailand and part of the Royal Thai Armed Forces, it was established in the late 19th century. Admiral Prince Abhakara Kiartiwongse (1880–1923) is "The Father of Royal Thai Navy". Similar to the organizational structure of the United States, the Royal Thai Navy includes the Naval Fleet, and the Royal Thai Marine Corps. The Royal Thai Navy operates out of Sattahip Naval Base. Thailand is the only Southeast Asian country which operates an Aircraft carrier though it is used as a pure helicopter carrier with the retirement of the Harrier fighter wing.