Well, Aaron is a name given to people, like how you have your own name. Some people are named Aaron because their parents like how it sounds or because it has a special meaning to them. It's just like how you have a special name that your parents gave you.
But sometimes, people might also be talking about a person named Aaron that they know. That Aaron might be a friend, a family member, or even a famous person. Just like how you might talk about your friends or family members or people you look up to.
So, in short, Aaron is just a name that people can have and a person that people can talk about.