You may use a name that means something to you or that you find special, such as a dead relative. If you don't have one I can help you with a few suggestions: Male: Tom, Boy, Blue, Jake, Garfield,...
If you mean why we have names .. then this is the answer. You need a name to know who you are, for example if you broke into a house. People are going to have to know your identity!! And how do you...
It doesn't seem quite logical to say "What was your name," does it?--as if your name might have changed in the past few minutes. There is no reason or need for it grammatically, and it does not have...