Signature

A handwritten symbol representing a person's name used for authentication.

sig autograph

A signature is a person's name, or a symbol representing it, written by that person in their own hand. It is used to authenticate documents and other items.

/ˈsɪɡnətʃər/

From Late Latin signatura, from signare 'to set a mark or impress', from signum 'mark, token'.

handwriting mark endorsement

symbol mark

digital signature handwritten signature

name mark

document contract

security symbol