Cognomen Tahat (Tahat 
, طاهات ) , across the world, is quite a rare family name. The cognomen Tahat is habitual in Western Asia, particularly Jordan, where it is quite a common surname, United Arab Emirates, where it is quite a rare surname, and Kuwait, where it is a rare surname. Measured by absolute frequency, it is the most numerous in Western Asia, particularly Jordan, United Arab Emirates, and Saudi Arabia. Much less frequently, Tahat is the forename as well as the last name.