Variable: mail-dont-reply-to-names
mail-dont-reply-to-names is a customizable variable defined in
mail-utils.el.gz.
Value
nil
Documentation
Regexp specifying addresses to prune from a reply message.
If this is nil, it is set the first time you compose a reply, to a value which excludes your own email address.
Matching addresses are excluded from the Cc field in replies, and also the To field, unless this would leave an empty To field.
Source Code
;; Defined in /usr/src/emacs/lisp/mail/mail-utils.el.gz
;;;###autoload
(defcustom mail-dont-reply-to-names nil
"Regexp specifying addresses to prune from a reply message.
If this is nil, it is set the first time you compose a reply, to
a value which excludes your own email address.
Matching addresses are excluded from the Cc field in replies, and
also the To field, unless this would leave an empty To field."
:type '(choice regexp (const :tag "Your Name" nil))
:group 'mail)