Who is the actor with given name aristotelis?

You're likely thinking of the actor Aristoteles Vourkos.

He's a Greek actor who is well-known for his roles in:

* The Lighthouse (2019) as "The Old Man"

* The Lobster (2015) as "The Manager"

* The Killing of a Sacred Deer (2017) as "Mr. Murphy"

If you have any more information about the actor you are searching for, please provide it.