Samuel Kirk
- Full Name: Samuel Abraham Kirk
- Born: Iowa, Earth (ENT Novel: A Choice of Futures)
- Species: Human
- Gender: Male
- Wife: Valeria Williams
- Son: Tiberius Kirk
- By 2163: Lieutenant, historian, Starfleet; USS Pioneer (ENT Novel: A Choice of Futures, Tower of Babel, Uncertain Logic, Live by the Code, Patterns of Interference)
- 2190: Author, "The Forgotten Enterprise" (ENT Novel: Live by the Code)