Surname নির্মল (Nirmal 
, নির্মল) , throughout the world, is a common family name. The family name নির্মল is habitual in Sri Lanka, where it is quite a common surname, Qatar, and Kuwait (explore the name in all countries). In absolute terms, it is the most numerous in Southern Asia, particularly India, Sri Lanka, and Nepal. More frequently, নির্মল is the forename as well as the last name.