Thread:Tupka217/@comment-24722036-20140421223023/@comment-1639863-20140421223411

Depends.

On New Earth, before the New 52, his real name was Edward Nashton. However, he eventually legally changed it to "Edward Nigma" for the pun - E.nigma.

On Prime Earth, (New 52 comics), though, his real birth name is Edward Nygma.