Surname Кирсти (Kirsty 
, Kirsti , Кирсти 
) , around the world, is a rare family name. The surname Кирсти is habitual in Northern Europe, particularly Finland, where it is a rare surname, Ireland, and Estonia. Not in comparison with a country's population, this name is the most popular in the United Kingdom, Spain, and Indonesia. Much more frequently, Кирсти is the forename as well as the last name.