What does "birth name" mean?

A name chosen for a child at birth, as opposed to a different name used subsequently.

What is a synonym for "birth name"?

Common synonyms include: mutsuhito, née.

noun

noun ·Rare ·Advanced level

Noun

1
A name chosen for a child at birth, as opposed to a different name used subsequently.
"Her birth name was Elizabeth, but everyone called her Lizzie."

"Her birth name was Elizabeth, but everyone called her Lizzie."