Your new name is:
Feel free to use your new alias in whatever endeavors your choose. Perhaps you are on the run from the law. Or need a pen name for your line of mystery novels. Or perhaps you've just sick and tired of the name your parents saddled you with. I'm sure you'll enjoy your new life as Esteban Rosencrans much better.
Of course, if you'd like a different name, you could try one of these links: