Cognomen Tatatyana (Тататьяна , Tatatyana ) , in all the world, is an extremely rare surname. Much more frequently, Tatatyana is the forename as well as the last name.
Тататиана, and Татаьтяна
Ojeda
, Tatatyana 
) , in all the world, is an extremely rare surname. Much more frequently, Tatatyana is the forename as well as the last name.