un·der·signed 
(ŭndər-sīnd′)
(ŭndər-sīnd′)adj.
1. Signed or having signed at the bottom or end of a document: the undersigned names; the undersigned people.
2. Having signatures or a signature at the bottom or end. Used of documents.
n. pl. undersigned
A signer whose name appears at the bottom or end of a document. Often used with the.