Essential NPC are in-game characters that cannot be killed under any condition. Many of these NPCs plays an important part to the progession of quests in the game. Essential NPC are covered in the page.
Essential NPC
Cities
Dawnstar
Brina Merilis
Erandur
Frorkmar Banner-Torn
Horik Halfhand
Jod
Skald the Elder
Falkreath
Dengeir of Stuhn
Jarl Siddgeir
Legate Skulnar
Nenya
Sinding
Tekla
Zaria
Markarth
Anton Virane
Brother Verulus
Calcelmo
Eltrys
Endon
Faleen
Jarl Igmund
Muiri
Nepos the Nose
Raerek
Reburrus Quintilius
Thonar Silver-Blood
Thongvor Silver-Blood
Vigilant Tyranus
Yngvar the Singer
Morthal
Aslfur
Falion
Idgrod Ravencrone
Idgrod the Younger
Joric
Legate Taurinus Duilis
Sorli the Builder
Thonnir
Riften
Anuriel
Asgeir Snow-Shod
Bersi Honey-Hand
Brynjolf
Delvin Mallory
Esbern
Galathil
Haelga
Hemming Black-Briai
Keerava
Laila Law-Giver
Louis Letrush
Maramal
Mercer Frey
Mjoll the Lioness
Maven Black-Briar
Talen-Jei
Tonilia
Unmid Snow-Shod
Vekel the Man
Vex
Solitude
Ahtar
Adventus Caesennius
Beirand
Bolgeir Bearclaw
Bryling
Captain Aldis
Dervenin
Dorian
Elisif the Fair
General Tullius
Gianna
Gisli
Gulum-Ei
Jaree-Ra
Legate Rikke
Noster Eagle-Eye
Sabine Nytte
Varnius Junius
Viarmo
Vittoria Vici
Whiterun
Aela the Huntress
Alik'r Prisoner
Amaund Motierre
Avulstein Grey-Mane
Balgruuf the Greater
Commander Caius
Farkas
Hrongar
Irileth
Kodlak Whitemane
Mallus Maccius
Olava the Feeble
Olfrid Battle-Born
Proventus Avenicci
Skjor
Sabjorn
Sinmir
Vignar Gray-Mane
Vilkas
Ysolda
Windhelm
Aventus Aretino
Brunwulf Free-Winter
Calixto Corrium
Galmar Stone-Fist
Jorleif
Niranye
Rolff Stone-Fist
Torsten Cruel-Sea
Tova Shatter-Shield
Ulfric Stormcloak
Winterhold
Korir
Kraldar
Malur Seloth
Nelacar
Thaena
Thonjolf
College of Winterhold
Ancano
Arniel Gane
Augur of Dunlain
Colette Marence
Drevis Neloren
Enthir
Faralda
Mirabelle Gestor
Phinis Gestor
Savos Aren
Tolfdir
Urag gro-Shub
Dark Brotherhood Sanctuary
Arnbjorn
Astrid
Babette
Cicero
Festus Krex
Nazir
Veezara
Imperial Legion
Hadvar
Legate Emmanuel Admand
Legate Fasendli
Legate Hrollod
Legate Quentin Cipius
Legate Sevan Telendas
Stormcloaks
Arrald Frozen-Heart
Gonnar Oath-Giver
Kottir Red-Shoal
Ralof
Thorygg Sun-Killer
Yrsarald Thrice-Pierced
Castle Volkihar
Serana
Lord Harkon
Vingalmo
Orthjolf
Feran Sadri
Fura Bloodmouth
Garan Marethi
Valerica
Fort Dawnguard
Isran
Sorine Jurand
Gunmar
Florentius Baenius
Raven Rock
Adril Arano
Lleril Morvayn
Cindiri Arano
Captain Veleth
Glover Mallory
Milore Lenth
Crescius Caerellius
Geldis Sadri
Drovas Relvi
Mogrul
Vendil Severin
Mirri Severin
Tilisu Severin
Skaal Village
Frea
Storn Crag-Strider
Aeta
Baldor Iron-Shaper
Oslaf
Nikulas
Morwen
Tel Mithryn
Neloth
Talvas Fathryon
Varona Nelas
Other Location
A
Annekke Crag-Jumper
Arngeir
Avrusa Sarethi
B
Balagog gro-Nolob
Barbas
Borri
C
Chief Yamarz
Commander Maro
Curwee
D
Deeja
Delphine
Derkeethus
E
Einarth
Elenwen
F
Felldir the Old
G
Gelebros
Gormlaith Golden-Hilt
H
Hakon One-Eye
K
Karliah
M
M'aiq the Liar
N
Nerien
O
Odahviing
P
Paarthurnax
Pactur
Q
Quaranir
R
Razelan
Ri'saad
S
Sam Guevenne
Sanguine
Sheogorath
T
Tandil
Teeba-Ei
Torygg
Tsun
V
Vantus Loreius
W
Wilhelm
Wulfgar
Load more
So basically 90% of the NPCs are essential. Even ones that dont give quests lol
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