T'Wan was the Chief Science Officer of the USS Prometheus. (Star Trek: Prometheus)


  • Tauris (Father)
  • T'Manis (Mother)
  • Savan (Paternal Forefather, deceased)
  • Tami Ashe (Partner)


When being introduced in the traditional Vulcan manner T'Wan is introduced as T'Wan, Child of Tauris, Child of Savan. T'Wan had one brother and at some point prior to 2379 she began a long term (and sometimes long distance) romantic relationship with Lieutenant Commander Tami Ashe.


Images of actors are used to simulate the cast of the series. As a result T'Wan is portrayed by Aria Giovanni.