What is the difference between the last name and the last name?

Verified 01 June 2023 - Legal and Administrative Information Directorate (Prime Minister)

Last name

Every person has a surname.

The last name is indicated on your birth certificate.

For example, it could be your father's or your mother's name.

Your last name is your birth name if you haven't changed your name.


last name matches old name surname, phrase now deleted. The term maiden name is also deleted.

Usage Name

You can use a common name in everyday life.

The username is optional.

The last name does not replace the last name.

You can use as a usage name the name of your spouse or the name of the parent who did not give you his or her name at birth.


The marital name is a common name. It's the name of your spouse.

Who can help me?

Find who can answer your questions in your region