Surname Бертиль (Bertil 
, Бертиль 
) , around the globe, is quite a rare family name. The last name Бертиль is characteristic of Reunion, where it is quite a common surname, Sweden, where it is quite a rare surname, and France, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in France, Sweden, and Algeria. More prevalently, Бертиль is the forename as well as the last name.