Cognomen Manakul (Manakul 
, มานะกุล , มั่นสกุล) , worldwide, is quite a rare surname. The family name Manakul is characteristic of Thailand, where it is quite a rare surname, the United States, where it is an extremely rare surname, and the United Kingdom. Measured by absolute frequency, it most frequently occurs in Thailand, the United States, and India. Much less frequently, Manakul is the forename as well as the last name.