How to say "What Is Your Name?" in Chinese:

Ni3 jiao4 shen2 ma5 ming2 zu5?

What are these numbers? 

Ni3 = You
jiao4 = to be called
shen2 ma5 = what
ming2 zu5 = name

What's your name? is one of the most important questions that you need to know. But just as important is how to answer that question. Here's how to say "My name is David":

Wo3 jiao4 David

"Wo3" means "I" so the expression really means "I'm called David".