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Information about Last-Name
A surname is a family name which is passed on from one generation to another. It was used to distinguish people with the same last name living in different regions. Today, it's used for identification and also as an indicator of social status.
In the Anglophonic world, a surname is commonly referred to as the last name because it is usually placed at the end of a person's full name, after any given name.
The three most popular surnames in the U.S. are Smith, Jones and Brown.