An Elvis impersonator is someone who impersonates

Impersonator

An impersonator is someone who imitates or copies the behavior or actions of another. There are many reasons for someone to be an impersonator, some common ones being as follows:...

 or copies famed American musician Elvis Presley

Elvis Presley

Elvis Aaron Presley was one of the most popular American singers of the 20th century. A cultural icon, he is widely known by the single name Elvis. He is often referred to as the "King of Rock and Roll" or simply "the King"....

. Professional Elvis impersonators can work all over the world as entertainers, and such tribute acts are in great demand due to the unique iconic

Pop icon

A pop icon is a celebrity, character, or object whose exposure in pop culture constitutes a defining characteristic of a given society or era. The categorization is usually associated with elements such as longevity, ubiquity, and distinction. Moreover, "pop icon" status is distinguishable from...

 status of Elvis. There are even a number of radio

Radio

Radio is the transmission of signals through free space by modulation of electromagnetic waves with frequencies below those of visible light. Electromagnetic radiation travels by means of oscillating electromagnetic fields that pass through the air and the vacuum of space...

 stations that exclusively feature Elvis impersonator material.

Many impersonators sing Presley's songs. "While some of the impersonators perform a whole range of Presley music, the raw 1950s Elvis and the kitschy 1970s Elvis are the favorites."
The first Elvis impersonator was a 16 year old boy named Jim Smith.