Customize wordpress register form wp_register()
<div> <h3>Register for this site!</h3> <p>Sign up now for the good stuff.</p> <form method="post" action="<?php echo site_url('wp-login.php?action=register', 'login_post') ?>" class="wp-user-form"> <div class="username"> <label for="user_login"><?php _e('Username'); ?>: </label> <input type="text" name="user_login" value="<?php echo esc_attr(stripslashes($user_login)); ?>" size="20" id="user_login" tabindex="101" /> ...