[[WMG: Every character who goes by "Captain Jack" is actually the same person.]]
The list includes:
* [[Series/DoctorWho Jack Harkness]]
** Whose immortality means this theory is completely plausible.
* [[Franchise/PiratesOfTheCaribbean Jack Sparrow]]
* Jack Aubrey, from ''Literature/MasterAndCommander'' and its sequels.
* Jack Shaftoe from ''Literature/TheBaroqueCycle''. Even though he's not a captain.
* Do they/he intend to get us high tonight, and take us to his/their special island?
** Well, they ''do'' have a tendency to die young shortly after they become good...
* He also wrote some of the best music in the Dance Dance Revolution series.
* And the lead from the [[http://www.comicvine.com/adventures-of-captain-jack-the/49-3684/ 1986 comic]] "Adventures of Captain Jack". Trust me, he is.
* [[http://memory-alpha.org/en/wiki/Jack_(23rd_century) Harry Kim's uncle]]
* [[Literature/TheDresdenFiles Captain Jack of Purgatory]]
* [[TabletopGame/VampireTheMasquerade Smiling Jack]]
* Captain Jack from ''The Rigabamboo.''
* ComicBook/{{Deadpool}}: His real name [[MultipleChoicePast might be]] Jack and he was a Captain in the army.
* Captain Jack of Series/BabylonFive.
* [[http://en.wikipedia.org/wiki/Calico_Jack Calico Jack Rackham]]
* [[Series/JackOfAllTrades Jack Stiles]]
* [[Creator/MatthewReilly Jack West]]
* [[Franchise/StargateVerse Jack O'Neill]] (See: [[Recap/StargateSG1S2E4TheGamekeeper Stargate SG-1: Season 2 Episode 4]])

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