T'Plana-Hath
T'Plana-Hath could refer to:
 T'Plana-Hath (matron), matron of Vulcan philosophy
 T'Plana-Hath (starship), Vulcan lander ship that made first contact with Earth
 T'Plana-Hath (mirror), its mirror universe counterpart
 , the Vulcan starship type that includes the T'Plana-Hath
 , a 23rd century Federation starship
 T'Plana, called T'Plana-Hath in an early draft of the script

ja:トゥプラナ・ハス
nl:T'Plana-Hath