Markham

{{Infobox Character
 * name=Markham
 * image=
 * race=Tau'ri
 * home planet=Earth
 * gender=Male
 * born=
 * died=
 * rank=Sergeant
 * allegiances=Atlantis Expedition, formerly Stargate Command
 * appearances=
 * actor=

Markham is a Sergeant in the United States Air Force and a member on the Atlantis expedition.