Captain Jack Harkness (disambiguation)

Captain Jack Harkness may refer to:


 * Captain Jack Harkness, a 20th century military officer
 * Captain Jack Harkness, a former Time Agent and 51st century con artist who assumed the identity of the original Jack Harkness; also a member of Torchwood Institute
 * Captain Jack Harkness, an episode of Torchwood, in which the two above men meet