Surname Chety (Chety 
, Четий 
, Четый ) , in the world, is a rare cognomen. The family name Chety is characteristic of France, where it is a rare surname, Tanzania, and Russia, where it is a very rare surname. Measured by absolute frequency, it is commonest in India, France, and Tanzania. Much less frequently, Chety is the forename as well as the last name.