James Kirk
- Full Name: James Tiberius Kirk
- Born: March 22, 2233; Riverside, Iowa, United States of America, Earth (ENT: "In a Mirror, Darkly, Part II"; ENT Novel: Last Full Measure)
- Species: Human
- Gender: Male
- Father: George Kirk Sr.
- Mother: Winona Kirk
- Brother: George Kirk Jr.
- Son: David Marcus
- By 2246: Resident, Tarsus IV (TOS: "The Conscience of the King")
- November 2251: Cadet, Starfleet Academy, command track (TOS: "Shore Leave")
- 2252: Ensign, navigator, Starfleet Academy field training; USS Republic (TOS: "Court Martial")
- Lieutenant junior grade, instructor, Starfleet Academy (TOS: "Where No Man Has Gone Before"; TOS Novel: Ex Machina)
- 2255: Lieutenant junior grade, Starfleet Academy field training (TOS: "The Corbomite Maneuver")
- By September 2256: Lieutenant, phaser gun crew, Starfleet; USS Farragut (TOS: "Obsession")
- 2261: Captain, commanding officer, Starfleet; USS Sacagawea (TOS Novel: The Captain's Oath)
- 2262: Captain, commanding officer, Starfleet; Starfleet Science archaeological station, Vega IX (TOS Novel: The Captain's Oath)
- Serving during repair, reconstruction of USS Sacagawea (TOS Novel: The Captain's Oath)
- January 2265: Captain, commanding officer, Starfleet; USS Enterprise (NCC-1701) (VAN Novel: Harbinger; TOS Novel: The Captain's Oath)
- Per Harbinger, Spock had been serving in Starfleet slightly over 12 years by late September 2265
- Datapoint matches with Spock estranged from Sarek for 18 years as of "Journey to Babel", November 2267, upon entry to Starfleet Academy
- By "Menagerie", Spock had served under Pike for 11 years 4 months 5 days
- Assuming September graduation, first assignment to USS Enterprise, Spock began service under Pike September 2253, suggesting Kirk took command January 2265
- By Harbinger Historian's Note, Kirk took command mid-2263, conflicting with "Journey to Babel" and "Menagerie" datapoints
- Per Harbinger, Spock had been serving in Starfleet slightly over 12 years by late September 2265
- 2270: Rear admiral, chief, Starfleet Operations, Starfleet; Starfleet Command (Star Trek: The Motion Picture; TOS Novel: Ex Machina)
- Recipient of Palm Leaf of Axanar Peace Mission, Grankite Order of Tactics, Preantares Ribbon of Commendation, Starfleet Medal of Honor, Starfleet Silver Palm (with cluster), Starfleet Citation for Conspicuous Gallantry, Kragite Order of Heroism (TOS: "Court Martial")