It is important to know that you cannot modify your Gmail address (so I hope you chose well), unless you open a new account, but you can easily change the name associated with your account. Please keep reading to know how to change your name in your Gmail account.
So, first log into your Gmail account, by typing your username and password and click “Login”.
Then you have to click in the upper right corner of the mail interface. Coick on the gear icon, at the top right of the page and select “Settings” from the dropdown menu. You should click the fourth option from the bottom.
After this, you must click “Accounts.” This option is located at the fourth position from the left at the top of the settings panel. Once there, you must go down to the “Send Mail As” section and find the email address you want to edit by selecting “Edit info”. This option will be to the right of your email address.
Finally, you must write your name in the empty space under your previous name and click on the “Save Changes” button. This will update your user name with the new want you selected. If you have doubts whether the change has really worked, you can send a mail message to a friend or relative and see if this change has been successful.