Surname Vachtang (Вахтанг 
, ვახტანგ 
, Vachtang 
) , globally, is a rare cognomen. The last name Vachtang is characteristic of Armenia, where it is quite a common surname, Georgia, where it is a very rare surname, and Kyrgyzstan. In absolute terms, this name is the most popular in Armenia, Russia, and Kyrgyzstan. More prevalently, Vachtang is the forename as well as the last name.