Worldwide, ธัญมณี (ธัญมณี 
, Thanmarnee ) is a very rare dominantly female, but seldom masculine first name. The first name ธัญมณี is habitual in South-eastern Asia, particularly Thailand, where it is a very rare largely female, but uncommonly masculine name. Very seldom, ธัญมณี is the last name as well as the forename.