I Have Many Names: On forums, anyway. I don't like using the same name for every site I join.
TV Tome/TV.com-Toon Lover->Toon Gal. (It became Toon Gal when the site changed to TV.com due to a mix-up.) Very first site I ever joined. I mostly hung out at the ATLA forum, though. I've basically left this site.
Gaia Online-Mysterious_Eyes. I never posted that much. I've quit, and it's not likely that I'll ever come back, but you never know...
Personality Cafe-Angelic Gardevoir. Probably the site on which I'm most well known.