Surname เย็บ (Yep 
, Sewiset 
, เย็บ ) , across the world, is quite a rare last name. The surname เย็บ is characteristic of South-eastern Asia, particularly Singapore, where it is quite a rare surname, Malaysia, and Brunei. In absolute terms, it is the most numerous in Malaysia, Peru, and the United States. Much less frequently, เย็บ is the forename as well as the last name.