Surname Swir (Swir 
) , worldwide, is a very rare family name. The last name Swir is habitual in Morocco, where it is a rare surname, Israel, where it is a very rare surname, and Germany, where it is an extremely rare surname. Not in comparison with a country's population, this name is the most popular in Morocco, Germany, and Brazil. More frequently, Swir is the forename as well as the last name.