Surname ทรงกุล (ทรงกุล 
, Songkul 
) , around the globe, is a rare cognomen. The last name ทรงกุล is habitual in South-eastern Asia, particularly Thailand, where it is a rare surname, and Indonesia, where it is a very rare surname. Much less frequently, ทรงกุล is the forename as well as the last name.