Jack

PPC Agents

 * Jack - Department of Mary Sues
 * Jack Bennet - Department of Floaters
 * Jack Riggs - Department of Floaters

Canon Characters

 * Jack - protagonist of Bioshock
 * Jack - personification of Death, Jack
 * Jack Harkness, Captain - leader of Torchwood and one-time companion, Doctor Who and Torchwood
 * Jack O'Neill - leader of SG-1, Stargate SG-1
 * Jack Sparrow, Captain - captain of the Black Pearl, Pirates of the Caribbean
 * Jack-Jack - youngest member of the Incredibles

Slain Gary Stus

 * Jack Russel, Captain - a Star Trek Stu slain in two parts by Agents Cyba Zero and Eagrus Khan (DTE)
 * Jack the Squicker - an Over the Hedge Stu slain (NSFW) by Agents Laburnum and Foxglove (DMS)
 * Jack the Wolf - a Spyro the Dragon x Assassin's Creed Stu slain by Agents Aster Corbett and Lore (DMS - VGD)