Edit your account name and nickname in Yahoo
Update your names to change your identity throughout Yahoo. Depending on the product, your name or nickname is at the top of the page. It may be visible to other Yahoo users. For example, your nickname appears next to comments you make on Yahoo News.
- Go to the Yahoo Personal info page.
- Click and edit your name or nickname.
- Click Save.
Yahoo Mail sending name - The name on your outgoing email uses a different setting. Find out how to change your sending name in New Mail.