Pocket TOS characters

This is a list of characters who have recurring appearances or mentions in the series of novels.
==Regular characters==
;James T. Kirk : 's CO, a Starfleet captain. After a promotion to rear admiral, Kirk served as the Chief of Starfleet Operations before returning to captain's rank as CO of until his retirement.
;Spock : Half-Vulcan Enterprise XO and science officer, a Starfleet commander.
;Leonard McCoy : Enterprise CMO, a Starfleet doctor with the rank of lieutenant commander.
;Montgomery Scott : Enterprise chief engineer.
;Hikaru Sulu : Enterprise helmsman.
;Nyota Uhura : Enterprise communications officer.
;Pavel Chekov : Enterprise navigator.
;Christine Chapel : Starfleet nurse assigned to the Enterprise.
;Janice Rand : Yeoman assigned to the Enterprise.
==Recurring characters==
;Merete AndrusTaurus : Starfleet doctor of the Palkeo Est species assigned to USS Enterprise. Merete became an ally to Piper during the "dreadnought" crisis and was detailed to Piper's command aboard SS Banana Republic. (Dreadnought! and Battlestations!)
;Athendë : Sulmid Starfleet lieutenant.
;Ael i-Mhiessan t'Rllallieu : Romulan, originally a traitor to the Romulan Star Empire, she and her crew on her starship Bloodwing became the indirect leaders of a revolution that completely changed the government of Romulus. She became the first Romulan Empress.
;Samuel Boma : Former Starfleet scientist. (Dreadnought! and Battlestations!)
;Lori Ciana (see unnamed Enterprise personnel) : (The Motion Picture, A Flag Full of Stars, and Recovery)
;Daniel Corrigan : (The IDIC Epidemic and The Vulcan Academy Murders)
;Lee Kelso
;Janice Kerasus : Enterprise linguist
;George Kirk:( and Best Destiny)
;Winona Kirk
;K's't'lk : Child/creation of K't'lk. (Reappears in Spock's World, Swordhunt, Honor Blade, and The Empty Chair)
;Lamia
;Mahásë : Starfleet lieutenant, beta shift communications officer subordinate to Uhura.
;Gary Mitchell
;Doctor Joseph M'Benga: (The IDIC Epidemic and The Vulcan Academy Murders)
;Heihachiro Nogura
;Number One
;Christopher Pike
;Piper : (Dreadnought! and Battlestations!)
;Judd "Scanner" Sandage : (Dreadnought! and Battlestations!)
;Sarda : (Dreadnought! and Battlestations!)
;Sendet : (The IDIC Epidemic and The Vulcan Academy Murders)
;Sorel : (The IDIC Epidemic and The Vulcan Academy Murders)
;Stanger
;Harb Tanzer : Chief of recreation aboard the Enterprise.
;Ingrit Tomson
;José Tyler
==Other characters==
:Some characters appear in only one novel, but have also been mentioned or seen in canon. Other characters who are only in one novel appear in other non-canon publications. (See: list of non-canon characters)
; : Unnamed Federation president