Last name Kirshner (Kirshner , Кіршнер , Киршнер ) , globally, is quite a rare family name. The surname Kirshner is habitual in Bermuda, where it is quite a rare surname, Latvia, where it is a rare surname, and the United States. Not in comparison with a country's population, it is commonest in the United States, Canada, and Russia. Very seldom, Kirshner is the forename as well as the last name.