Cognomen Blackmail (Mal 
, Blackmail 
, Mál) , all over the world, is a prevalent family name. The family name Blackmail is habitual in India, where it is quite a common surname, Maldives, and Qatar (explore the name in all countries). Not in comparison with a country's population, this name is the most popular in India, Pakistan, and Myanmar. Much less frequently, Blackmail is the forename as well as the last name.