This article explains how to change the "From" name in your email program. These instructions are for five popular email services: Gmail, Outlook, Yahoo Mail, Yandex Mail, and Zoho Mail.
When you sign up for a new email account, the first and last names you enter aren't just for identification purposes. Most email accounts display those first and last names by default in the From field when you send an email.
If you prefer to display a different name, such as a nickname or pseudonym, you can easily change this.
To change your display name in Gmail: