Dax

Dax could refer to:
;Individuals
* Dax (Crewman), an alien Starfleet crewmember aboard the USS Enterprise-A
* Dax (symbiont), the Trill symbiont hosted by several Trill, including Jadzia and Ezri
* Dax, son of Kang, named for Curzon Dax, and born in the late 23rd century
;Real world:
* , the first-season DS9 episode
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