first name/given name
last name/surname
What's your name? (informal)
What is your name? (formal)
My name is Philipp.
What is your name? (formal)
What's your name? (informal)
My name is Franziska.
What's your last name? (informal)
What is your last name? (formal)
My last name is Neumann.
Who are you? (formal)
Who are you? (informal)
I'm Franziska.