impersonator

US /ɪmˈpɝː.sən.eɪ.t̬ɚ/
UK /ɪmˈpɝː.sən.eɪ.t̬ɚ/
"impersonator" picture
1.

a person who imitates the voice, mannerisms, or appearance of another person, especially for entertainment

:
The Elvis impersonator sang all the classic hits.
She's a talented celebrity impersonator.
2.

a person who pretends to be someone else in order to deceive or defraud

:
The police arrested an impersonator who was using a stolen identity.
He was charged with being an impersonator of a police officer.