McCoy
McCoy might refer to:

People
 Leonard McCoy, chief surgeon of the USS Enterprise
 Leonard McCoy (alternate reality), his counterpart in an alternate timeline created by Nero's incursion
 Leonard McCoy (mirror), his mirror universe counterpart, serving aboard the ISS Enterprise (NCC-1701)
 David McCoy, father of Leonard McCoy
 Joanna McCoy, daughter of Leonard McCoy

Other
 McCoy (surfboard), a brand of surfboard

Production staff and performers
 James L. McCoy, make-up artist for a number of Star Trek films
 Matt McCoy, the actor who portrayed Devinoni Ral

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