This is the number beginnings and firsts. As in first to speak up! A true natural-born leader, if you have a one birthday, you have an independent spirit. Ones have strong wills and are determined to get their ideas across. You are great at giving orders…but not so great at taking them. Enjoy your originality, but be careful not to be too stubborn.

Starmates: Anna Nicole Smith, Ryan Phillipe, Carrie Underwood, Vince Vaughn, Jessica Simpson, Dr. Phil, Julia Roberts