Is it Shiva Or Lady Shiva, you decied

http://www.comicvine.com/shiva/12408/

http://www.comicvine.com/lady-shiva/2222/

I've always known her as Lady Shiva, but have not read anything with her in it lately. Is she just going by Shiva now?

Yeah, but most of her older enemys still refer to her as Lady Shiva.