R'Kai ch'Chulla
- Full name: R'Kai i'Rrhiol ch'Chulla
- Species: Romulan
- Gender: Female
- February 2155: Centurion, pilot, Romulan Star Navy, Romulan Guard; IRW S'Task (ENT Novel: The Good That Men Do)
- Death: February 23, 2155; Coridan Prime
- Killed during suicide strike against the planet (ENT Novel: The Good That Men Do)