Maxperson
Morkus from Orkus
Which does not in any way prove that alignment has no meaning. It only means that you can choose to go through the effort to create a personality in a different manner if you want to. Which brings me back to....You know what also allows this? Not having the bloody alignment in the first place!
Alignment is useful for many beginning players as a tool to help them with roleplay, and to the DM for playing monsters. If you don't need it, don't use it. Come up with your personality a different way.