You don’t always want your real name displayed on emails you send. As an example, you might want to hide your name when sending semi-anonymous feedback or contacting unknown parties. Although your email address will still be visible, this only identifies the Gmail account and not necessarily your true identity. By default, Gmail uses your first and last name on your Google account, but by configuring a “Send Mail As” address, you force Gmail to use whatever pseudonym you choose. Writer Bio
