What is Jonathan from film real name?

Please provide more context! Which film are you referring to? There are many films with characters named Jonathan.

For example, are you thinking of:

* Jonathan Taylor Thomas from the film "Home Alone"?

* Jonathan Rhys Meyers from the film "Match Point"?

* Jonathan Majors from the film "Creed III"?

Once you tell me which film you're interested in, I can tell you the actor's real name.