If a registrant's disability prevents the registrant from writing a signature or making a mark, the person who assists the registrant shall write the name for the registrant. Such person shall indicate this action by signing such person's name immediately after the space for the registrant's signature or mark.
Disabled registrant — Inability to write signature or make mark
Tenn. Code Ann. § 2-2-119, under Registration by Election Commissions.
Tenn. Code Ann. § 2-2-119