given name

noun2

1. •
   The personal name chosen for a child, usually by their parents.

   • Japan: Use family names first, followed by given names, but be aware that some may introduce themselves to Westerners with their given name first. — 2004
2. •
   (humorous) A name bestowed by oneself or another, as opposed to the name given by one's parents.

   • Professor: Lady Bird, is that your given name? Christine "Lady Bird" McPherson: Yeah. Professor: Why is it in quotes? Christine "Lady Bird" McPherson: I gave it to myself, it’s given to me by me. — 2017