- Star Trek: The Motion Picture
- Star Trek II: The Wrath of Khan
- Star Trek III: The Search for Spock
- Star Trek IV: The Voyage Home
- Star Trek V: The Final Frontier
- Star Trek VI: The Undiscovered Country
- Star Trek Generations
Strong-willed male who became Autarch of Ilari in 2173. Eventually Tieran lost favor and his office. Before dying in 2373, Tieran transferred his thoughts into Kes and attempted a coup.