* A last name: There are many famous actors with the last name Han, like Han So-hee, Han Hyo-joo, Han Ye-seul, and many more.
* A character name: If you're referring to a character from a specific movie, TV show, or book, please tell me the title so I can help you find the actor's name.
Once you give me more information, I can help you find the actor you're looking for!