Go to %26quot;Options%26quot; on the right side of your email page
Click on %26quot;Mail Options%26quot; %26gt;%26quot;general%26quot; %26gt;From%26quot; %26gt;enter new name
%26gt;Save.
If you have All New Yahoo Mail.
Go to %26quot;Options%26quot; on the right In “Management” click General
Preferences.
“From name:” type in new name %26gt;Save.
Let your contacts know your new addy,
Go to %26quot;Options%26quot; %26gt; mail options %26gt;announce Email Address %26gt;
enter new address. Then enter the people you wish to know your
new addy and add a message if you wish %26gt;Preview and send
announcement.
and that's it
good luck.
€€€|||You'll have to create a new account. The current one you have now can't be changed because of security reasons. Go do that here: https://edit.yahoo.com/registration?
Conversely, you can create an extra email address under your current account by going here: http://edit.yahoo.com/config/list_alias