|Real name:||Peter Grogan|
|First Appearance:||Catwoman Annual #2 (July, 1955)|
|Created by:|| Frank Miller|
Jordan B. Gorfinkel
|Affiliations:||Gotham City Police Department|
Peter "Petey" Grogan was formally the Deputy Commissioner under Gillian Loeb who was appointed as acting commissioner then Commisioner of the Gotham City Police Department after Commisioners Loeb's, forced exit.
Peter Grogan, after being appointed Police Commissioner, after having been Deputy Commissioner prior and proved himself to be even more crooked than his predecessor, Gillian Loeb. A few years later, he was replaced as commissioner by James Gordon.