Surname Тахар (Tahar 
, Takhar 
, Тахар 
) , throughout the world, is a common cognomen. The cognomen Тахар is characteristic of Algeria, where it is quite a common surname, Tunisia, and Malaysia, where it is quite a rare surname. In absolute terms, it is the most numerous in Algeria, Indonesia, and Malaysia. Likewise, Тахар is the forename as well as the last name.