Say'un — (also transliterated as Saywun, Sayoun or Seiyun; Arabic: سَيْئُوْن Hadhrami pronunciation:, Literary Arabic: ) — is a city in the region and Governorate of Hadhramaut in Yemen. It is located in the middle of the Hadhramaut Valley, about 360km from Mukalla, the capital of Mukalla District and the largest city in the area, via western route. It is also 12km away from Shibam and 35km away from Tarim, other large cities in the valley. It is said that the origin of the city was a resting point for travellers. There was a cafe with a woman named Seiyun there, and the area was named after her in her honor. Since then, the city has become the largest area of Hadhramaut valley. The most prominent villages surrounding the city including Madurah, Mérida, Burr, Hazkir, and Houta Sultana. It is served by Seiyun Airport. It is also well known for the Seiyun Palace of the Sultan of Kathiri built in 1920s by mud and stones. It is overseeing the market place for merchants coming from outside.
