Cognomen تنویر (Tanvir 
, تنویر ) , in the world, is a common last name. The surname تنویر is habitual in Bangladesh, where it is quite a common surname, Oman, where it is quite a rare surname, and United Arab Emirates. Not in comparison with a country's population, this name is the most popular in Southern Asia, particularly Bangladesh, India, and Pakistan. More prevalently, تنویر is the forename as well as the last name.