XWP Comics

Xena: Warrior Princess has been adopted into comic book form multiple times.

Topps
Topps Comics during its brief stint as a comic book company held the license to both and, as well as many other television shows.

Adaptions of Xena were:
 * Xena: Warrior Princess: Year One (August 1997; one-shot issue)
 * Xena: Warrior Princess (August-October 1997; three-issue mini-series)
 * Xena: Warrior Princess & Joxer: Warrior Prince (November 1997-January 1998; three-issue mini-series)
 * Xena: Warrior Princess: The Dragon's Teeth (December 1997-February 1998; three-issue mini-series)
 * Xena: Warrior Princess vs. Callisto (February-April 1998; three-issue mini-series)
 * Xena: Warrior Princess: The Orpheus Trilogy (March-May 1998; three-issue mini-series)
 * Xena: Warrior Princess: Bloodlines (May-June 1998; two-issue mini-series)
 * Xena: Warrior Princess and the Original Olympics (June-August 1998; three-issue mini-series)
 * The Marriage of Hercules and Xena (July 1998; one-shot issue)
 * Xena: Warrior Princess: The Wrath of Hera (September-October 1998; two-issue mini-series)

Dark Horse
Dark Horse Comics produced a series of Xena comics in 1999, the only continuing series based on the show.
 * Xena: Warrior Princess (September 1999-October 2000; 14-issue series)

Dynamite
Dynamite Entertainment currently owns the license to Xena, having acquired the rights in 2006. They set their stories as a continuation of the series (after the final episode) and did two crossovers with their Army of Darkness comics.

Dynamite issues include:
 * Xena: Contest of Pantheons (July 2006-November 2006; four-issue mini-series)
 * Strange Visitor (2007; annual)
 * Dark Xena (May 2007-September 2007; four-issue mini-series)
 * Army of Darkness/Xena: Warrior Princess (March 2008-July 2008; four-issue mini-series)
 * Xena/Army of Darkness: What... Again?! (October 2008-January 2009)

Other
TV Guide has featured at least one mini-comic story within its pages.