Borg species

Locutus of Borg, an assimilated Human

Members of the following species have been assimilated by the Borg Collective.

By the 2370s, the Borg had assimilated thousands of species. (Star Trek: First Contact) Some species, such as the Kazon, have been deemed unworthy of assimilation. (VOY: "Drone", "Mortal Coil", "Relativity")

By name

Name	Number assimilated	Source
Axum's species	At least one as of 2377	VOY: "Unimatrix Zero"
Bajorans	At least one as of 2368	VOY: "Survival Instinct"
Bolians	At least one as of 2373	Star Trek: First Contact
Brunali	Many from the Brunali homeworld as of 2376	VOY: "Collective", "Child's Play"
Caatati	Millions from the Caatati homeworld as of 2374	VOY: "Day of Honor"
Cardassians	At least one as of 2374	VOY: "Infinite Regress"
El-Aurians	Many from the El-Aurian homeworld in the mid-23rd century	TNG: "Q Who", "I Borg"; Star Trek Generations
Farn	At least two as of 2368	VOY: "Unity"
Ferengi	At least one as of 2374	VOY: "Infinite Regress"
Hazari	At least one as of 2374	VOY: "Think Tank"
Hirogen	At least two as of 2377	VOY: "Unimatrix Zero"
Humans	Hundreds or thousands as of 2373	Star Trek: First Contact
Kelemane's species	At least one as of 2376	VOY: "Collective"
Kelis' species	At least one as of 2377	VOY: "Unimatrix Zero"
Klingons	At least six as of 2377	Star Trek: First Contact; VOY: "Infinite Regress", "Unimatrix Zero"
Krenim	At least one as of 2374	VOY: "Infinite Regress"
Ktarians	At least one as of the 2350s	VOY: "Dark Frontier"
"Nameless"	At least one as of the 2380s	PIC: "Maps and Legends"
Norcadians	At least one as of 2376	VOY: "Collective"
Parein	At least two as of 2368	VOY: "Unity"
Pelians	At least one as of 2377	VOY: "Unimatrix Zero"
Rasiinians	At least one as of 2374	VOY: "Infinite Regress"
"Reptilian aliens"	At least one as of 2374
Reptohumanoids	At least one as of 2374
Romulans	At least twenty eight as of the 2380s	VOY: "Unity", "Infinite Regress"; PIC: "The End is the Beginning"
Sakari	Many from a Sakari colony as of 2373	VOY: "Blood Fever"
Sikarians	At least two as of the 2380s	PIC: "The Impossible Box"
"Tailheads"	At least one as of 2374	VOY: "Infinite Regress"
Talaxians	At least thirty nine as of 2374	VOY: "The Raven"
Tarkaleans	At least twenty-two as of 2153	ENT: "Regeneration"
Terrelians	At least one as of 2374	VOY: "Infinite Regress"
Varn's species	At least one as of 2377	VOY: "Unimatrix Zero"
Vidiians	At least one as of 2374	VOY: "Infinite Regress"
Voth	At least one as of 2374
Vulcans	At least one as of 2374
Wysanti	At least two as of 2376	VOY: "Collective"

By designation

Name	Number assimilated	Source
Species 116	Majority of their homeworld's population in 2374	VOY: "Hope and Fear"
Species 125	At least three as of 2375	VOY: "Dark Frontier"
Species 149	At least one as of 2374	VOY: "Mortal Coil"
Species 259	At least one as of 2374	VOY: "The Gift"
Species 262	Entire population in the late-22nd century	VOY: "The Omega Directive"
Species 263	Entire population prior to 2374
Species 312	At least one as of 2374	VOY: "Natural Law"
Species 571	At least two as of 2368	VOY: "Survival Instinct"
Species 6339	Over eleven billion as of 2375	VOY: "Infinite Regress"
Species 10026	392,000 (all but four survivors) on their homeworld in 2375	VOY: "Dark Frontier"

Gallery

Bajoran drone

Bolian drone

Brunali drone

Human drone

"Kelemane's species" drone

Klingon drone

Ktarian drone

Norcadian drone (neonatal)

See also

• Borg species designations