Last name ประจิตร (Prajit 
, Prachit 
, ประจิตร ) , all around the world, is quite a rare cognomen. The surname ประจิตร is habitual in South-eastern Asia, particularly Thailand, where it is quite a rare surname, Malaysia, where it is a very rare surname, and Indonesia. In absolute terms, it most frequently occurs in Thailand, Indonesia, and India. More frequently, ประจิตร is the forename as well as the last name.