【How-to】Who is nightwing - Howto.org

In DC Comics, Evelyn “Eve” Dent, also known as Three-Face, is a native of Earth-3 and a vigilante with dissociative identity disorder. She is the mother of Duela Dent, aka the Joker’s Daughter, the ex-wife of Jokester (Joker’s Earth-3 heroic counterpart), and the current wife of Earth-3’s Riddler.