Last name Satja (สัจจา 
, সত্য 
, Satja 
) , globally, is quite a rare cognomen. The last name Satja is characteristic of Thailand, where it is a rare surname, Bangladesh, and Singapore. Not in comparison with a country's population, this name is the most popular in Thailand, Bangladesh, and Indonesia. More prevalently, Satja is the forename as well as the last name.