* Barbers and hairstylists are the professionals who typically cut people's hair.
* Friends and family members sometimes cut each other's hair, especially for simple styles.
* People can cut their own hair, though it can be tricky to get a good result!
* In some cultures, people may have their hair cut by a specific religious or spiritual figure.
What kind of haircut are you interested in? Knowing more about the situation will help me give you a more specific answer!