google.com - website profile
Change the name on your Gmail account - Gmail Help
You can change the name that's linked to your email address. Important: The name linked to your email address is not your username.You can't change your username or email address. How to change your name. For example, if you get married, you could change from "Lisa Brown" at sportsfan@gmail.com to "Lisa Jones" at sportsfan@gmail.com.
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