Cognomen Sisen (Sisen 
, Сисен 
, สีเสน ) , all around the world, is a rare family name. The family name Sisen is characteristic of Thailand, where it is quite a rare surname, Kazakhstan, where it is a rare surname, and Malaysia, where it is a very rare surname. Measured by absolute frequency, it most frequently occurs in Thailand, Kazakhstan, and India. Also, Sisen is the forename as well as the last name.