In all the world, Saisak (สายศักดิ์ 
, Saisak 
) is a very rare predominantly masculine, but very infrequently girly forename. The first name Saisak is characteristic of Thailand, where it is a very rare boy's name, and China, where it is an extremely rare boy's name. Also, Saisak is the last name as well as the forename.