Family name کلر (Clair 
, کلر) , in all the world, is a common last name. The surname کلر is habitual in Marshall Islands, where it is a common surname, Saint Lucia, where it is quite a common surname, and Mauritius (explore the name in all countries). Measured by absolute frequency, this name is the most popular in the United States, France, and Australia. Also, کلر is the forename as well as the last name.