Surname

Part of a personal name indicating family membership or origin.

family name last name

A surname is a portion of a personal name that indicates family membership or origin.

/ˈsɜːrˌneɪm/

From Old French 'surnom' meaning 'nickname,' it evolved to denote a hereditary name.

A surname, like 'Smith' or 'Jones', is the last part of your name that shows which family you belong to.

What is a surname? It's the part of your name that shows your family history
Is it the same as a last name? Yes, surname and last name are often used interchangeably
Where do surnames come from? They originated to help identify people within a community

family name last name

name personal identifier

patronymic matronymic clan name

personal name

social construct