How do I change my CN name in Active Directory?

Hi, in Aduc right-click the user account and set rename. If you rename the account the cn will be set to this name.

For More Information Please Refer: https://social.technet.microsoft.com/Forums/exchange/en-US/060c89ed-5a39-4522-b609-9d780518e99e/how-to-change-the-full-name-cndistinguishedname-of-a-user-account?forum=winserverDS