Surname سيتو (Setu 
, Seto 
, Sito 
) , all over the world, is a common family name. The surname سيتو is characteristic of Cayman Islands, where it is quite a common surname, Hong Kong, and Bangladesh, where it is quite a rare surname. In absolute terms, the name is most common in Indonesia, Bangladesh, and Ethiopia. Likewise, سيتو is the forename as well as the last name.