Dick as Robin in Batman: The Animated Series
Batman: The Animated Series Arkham City skin
Dick Grayson Robin from Young Justice
On Earth-2, Dick remained Robin into adulthood rather than becoming Nightwing
Nightwing as he appears in Lego Batman: The Video Game
Nightwing in DC Universe Online
Nightwing in Batman: Arkham City.
Nightwing Relaunch Redesign Concept
Nightwing sketch by George Perez
Nightwing on his motorcycle
Mike McKone New 52 Design
Nightwing with long hair.