Family name Ахти (Ahti 
, Achti 
, Ахти 
) , in the world, is a rare last name. The surname Ахти is habitual in Finland, where it is quite a common surname, Myanmar, where it is a rare surname, and Estonia. Not in comparison with a country's population, it is the most numerous in Finland, Myanmar, and Indonesia. Likewise, Ахти is the forename as well as the last name.