Thomas Halloway
- Full Name: Thomas Halloway
- Species: Human
- Gender: Male
- Wife: Solveig Halloway
- Son: Matti Halloway
- Daughter: Rupa Halloway
- 2348: Captain, supervisor, Galaxy-class development, Starfleet; Utopia Planitia Fleet Yards, Mars (TNG Short Story: "Meet with Triumph and Disaster")
- By June 2363: Under consideration as commanding officer, Starfleet; USS Enterprise (NCC-1701-D) (TNG Novel: The Buried Age; TNG Short Story: "Meet with Triumph and Disaster")
- October 2363: Withdrew from consideration during commissioning ceremony (TNG Short Story: "Meet with Triumph and Disaster")
- 2363: Captain, supervisor, Andromeda-class development, Starfleet; Utopia Planitia, Mars (TNG Short Story: "Trust Yourself When All Men Doubt You")
- Late 2366: Captain, commanding officer, Starfleet; USS Melbourne (NCC-62043-A) (TNG Short Story: "Trust Yourself When All Men Doubt You")
- Ordered early launch from Utopia Planitia to join armada at Wolf 359 (TNG Short Story: "Trust Yourself When All Men Doubt You")
- Death: January 1, 2367; Battle of Wolf 359 (TNG Short Story: "Trust Yourself When All Men Doubt You")
- KIA, USS Melbourne (NCC-62043-A) (TNG Short Story: "Trust Yourself When All Men Doubt You")