Force First and Last Name as Display Name
Force the user field "display_name" to be set as the user's first and last name.
Plugin Tag: first name
BuddyPress Real Names
BuddyPress Real Names allows you to change the regular nickname displayed for a user to…
First name Last name
Adds First name and Last name to registration form.
LH Personalised Content
This plugin allows one to personalise wordpress emails, or content for a logged in user.