 | Abjurist Belmara
<Kirin Tor> | | Undead | 64 - 68 | Netherstorm |
 | Abomination | | Undead | 67 - 71 Elite | Instance |
| Accursed Apparition | | Undead | 60 - 65 | Terokkar Forest |
| Aelthalyste
<Priest Trainer> | ! | Undead | 60 | The Undercity (25) |
| Agitated Orc Spirit | | Undead | 62 - 67 | Nagrand |
| Algernon
<Alchemy Supplies> | | Undead | 30 | The Undercity (3) |
| Althen the Historian | ! | Undead | 59 | Hellfire Peninsula |
| Ambassador Bloodrage | | Undead | 35 - 36 | The Barrens |
| Ambassador Malcin | | Undead | 35 - 36 | The Barrens |
| Amnennar the Coldbringer | | Undead | 36 - 37 Elite | Razorfen Downs |
| Anaya Dawnrunner | | Undead | 13 - 16 | Darkshore |
| Ancient Draenei Spirit | | Undead | 1 | Instance |
| Ancient Shadowmoon Spirit | ! | Undead | 72 Elite | Shadowmoon Valley |
| Anger'rel | | Undead | 50 - 55 Elite | Instance |
| Angered Skeleton | | Undead | 64 - 71 Elite | Instance |
| Angershade | | Undead | 2 - 8 | Eversong Woods |
| Anguished Dead | | Undead | 26 - 33 Elite | Scarlet Monastery |
| Anguished Highborne | | Undead | 51 - 56 | Winterspring |
| Anok'suten | | Undead | 10 - 11 Elite | Ghostlands |
| Anub'Rekhan | | Undead | 1 Boss | Instance |
| Anub'shiah | | Undead | 50 - 54 Elite | Instance |
| Arados the Damned | | Undead | 35 | Hillsbrad Foothills |
| Araj the Summoner | | Undead | 56 - 61 Elite | Western Plaguelands |
| Arch Mage Xintor | | Undead | 59 - 61 | Hellfire Peninsula |
| Artist Renfray | ! | Undead | 12 | Western Plaguelands |
| Aspect of Banality | | Undead | 56 - 60 Elite | Instance |
| Aspect of Corruption | | Undead | 59 - 60 Elite | Instance |
| Aspect of Malice | | Undead | 58 - 60 Elite | Instance |
| Aspect of Shadow | | Undead | 58 - 60 Elite | Instance |
| Atal'ai Corpse Eater | | Undead | 43 - 50 Elite | Instance |
| Atal'ai Deathwalker | | Undead | 45 - 51 Elite | Instance |
| Atal'ai Deathwalker's Spirit | | Undead | 44 - 51 Elite | Instance |
| Atal'ai Skeleton | | Undead | 41 - 47 | Instance |
| Attumen the Huntsman | | Undead | 1 Boss | Instance |
| Attumen the Huntsman | | Undead | 73 Boss | Instance |
| Avatar of the Martyred | | Undead | 66 - 72 Elite | Instance |
| Azshir the Sleepless | | Undead | 29 - 33 Rare | Scarlet Monastery |
| Baker Masterson | | Undead | 37 | Western Plaguelands |
| Balzaphon | | Undead | 59 - 60 Elite | Instance |
| Banal Spirit | | Undead | 56 - 60 | Instance |
| Banshee | | Undead | 65 - 70 Elite | Instance |
| Barnes
<The Stage Manager> | | Undead | 70 Elite | Instance |
| Baron Rafe Dreuger | | Undead | 65 - 70 Elite | Instance |
| Baron Rivendare | | Undead | 57 - 62 Elite | Instance |
| Baron Silverlaine | | Undead | 19 - 24 Elite | Shadowfang Keep |
| Baroness Anastari | | Undead | 54 - 59 Elite | Instance |
| Baroness Dorothea Millstipe | | Undead | 65 - 70 Elite | Instance |
| Battle Boar Horror | | Undead | 32 - 37 | Instance |
| Battle-Mage Dathric
<Kirin Tor> | | Undead | 65 - 68 | Netherstorm |
| Bennett
<The Sergeant at Arms> | | Undead | 70 Elite | Instance |
| Berthold
<The Doorman> | | Undead | 70 Elite | Instance |
| Bile Retcher | | Undead | 58 - 61 Elite | Instance |
| Bile Spewer | | Undead | 54 - 60 Elite | Instance |
| Black Guard Sentry | | Undead | 53 - 59 Elite | Instance |
| Black Guard Swordsmith | | Undead | 56 - 62 Elite | Instance |
| Bladespire Evil Spirit | | Undead | 66 | Blade's Edge Mountains |
| Bleeding Hollow Skeleton | | Undead | 55 - 61 | Hellfire Peninsula |
| Bleeding Hollow Soul | | Undead | 59 - 60 | Hellfire Peninsula |
| Bleeding Horror | | Undead | 7 - 10 | Tirisfal Glades |
| Blighted Zombie | | Undead | 47 - 53 | Western Plaguelands |
| Blind Mary | ! | Undead | 40 | Duskwood |
| Blood Wraith | | Undead | 52 - 56 | Western Plaguelands |
| Bloodcursed Voyager | | Undead | 16 - 17 | Bloodmyst Isle |
| Bloodletter | | Undead | 53 - 58 Elite | Eastern Plaguelands |
| Bloodmage Thalnos | | Undead | 29 - 34 Elite | Scarlet Monastery |
| Bloodmaul Evil Spirit | | Undead | 61 - 66 | Blade's Edge Mountains |
| Blue Skeletal Horse | | Undead | 2 | Tirisfal Glades |
| Bone Caster | | Undead | 1 | Instance |
| Bone Chewer | | Undead | 21 - 27 | Duskwood |
| Bone Construct | | Undead | 56 - 60 Elite | Instance |
| Bone Mage | | Undead | 59 - 60 Elite | Instance |
| Bone Minion | | Undead | 59 - 60 | Instance |
| Bone Witch | | Undead | 59 - 61 | Instance |
| Boneflayer Ghoul | | Undead | 33 - 39 Elite | Razorfen Downs |
| Bony Construct | | Undead | 60 - 61 Elite | Instance |
| Borgoth the Bloodletter | | Undead | 20 | Ghostlands |
| Boyle | | Undead | 30 | The Undercity (5) |
| Brain Eater | | Undead | 23 - 29 | Duskwood |
| Brittlebones Skeleton | | Undead | 1 | Instance |
| Broken Cadaver | | Undead | 50 - 56 | Instance |
| Broken Sentinel | | Undead | 1 Elite | Instance |
| Broken Skeleton | | Undead | 59 - 65 | Terokkar Forest |
| Brown Skeletal Horse | | Undead | 1 - 2 | Tirisfal Glades |
| Caer Darrow Cannoneer | | Undead | 50 - 54 | Western Plaguelands |
| Caer Darrow Citizen | | Undead | 12 - 60 | Western Plaguelands |
| Caer Darrow Guardsman | | Undead | 51 - 55 | Western Plaguelands |
| Caer Darrow Horseman | | Undead | 52 - 56 | Western Plaguelands |
| Calliard
<The Nightman> | | Undead | 70 Elite | Instance |
| Cannibal Ghoul | | Undead | 49 - 55 | Eastern Plaguelands |
| Captain Dargol | | Undead | 13 | Tirisfal Glades |
| Captain Grayson | ! | Undead | 30 | Westfall |
| Captain Halyndor | | Undead | 26 - 30 | Wetlands |
| Captain Redpath | | Undead | 60 Elite | Eastern Plaguelands |
| Captive Abomination | | Undead | 20 | The Undercity |
| Captive Ghoul | | Undead | 10 | The Undercity |
| Captive Zombie | | Undead | 8 | The Undercity |
| Carrion Scarab | | Undead | 53 - 58 | Eastern Plaguelands |
| Cauldron Lord Bilemaw | | Undead | 49 - 53 | Western Plaguelands |
| Cauldron Lord Malvinious | | Undead | 50 - 55 | Western Plaguelands |
| Cauldron Lord Razarch | | Undead | 53 - 56 | Western Plaguelands |
| Cauldron Lord Soulwrath | | Undead | 55 - 58 | Western Plaguelands |
| Chained Spirit | | Undead | 60 | Instance |
| Charles Brewton | | Undead | 1 | Instance |
| Chucky "Ten Thumbs" | | Undead | 41 - 44 | Stranglethorn Vale |
| Cleric of Karabor | | Undead | 69 - 70 | Shadowmoon Valley |
| Cohlien Frostweaver
<Kirin Tor> | | Undead | 65 - 68 | Netherstorm |
| Cohlien Frostweaver with Hat
<Kirin Tor> | | Undead | 1 | Instance |
| Cold Wraith | | Undead | 54 - 58 | Western Plaguelands |
| Commander Felstrom | | Undead | 32 | Duskwood |
| Commander Hogarth | | Undead | 59 | Hellfire Peninsula |
| Commander Springvale | | Undead | 19 - 25 Elite | Shadowfang Keep |
| Condemned Acolyte | | Undead | 30 - 58 Elite | Hillsbrad Foothills |
| Condemned Cleric | | Undead | 32 - 60 Elite | Hillsbrad Foothills |
| Condemned Monk | | Undead | 31 - 59 Elite | Hillsbrad Foothills |
| Conjurer Luminrath
<Kirin Tor> | | Undead | 67 - 68 | Netherstorm |
| Conquered Soul of the Blightcaller | | Undead | 55 - 58 | Eastern Plaguelands |
| Corpse Eater | | Undead | 1 | Instance |
| Corrupted Spirit | | Undead | 57 - 60 Elite | Instance |
| Cracked Skull Soldier | | Undead | 6 - 9 | Tirisfal Glades |
| Crippler | | Undead | 65 | Terokkar Forest |
| Crypt Beast | | Undead | 54 - 60 Elite | Instance |
| Crypt Crawler | | Undead | 53 - 59 Elite | Instance |
| Crypt Fiend | | Undead | 67 - 70 Elite | Instance |
| Crypt Guard | | Undead | 59 - 61 Elite | Instance |
| Crypt Horror | | Undead | 53 - 58 | Eastern Plaguelands |
| Crypt Reaver | | Undead | 59 - 61 Elite | Instance |
| Crypt Slayer | | Undead | 53 - 59 | Eastern Plaguelands |
| Crypt Stalker | | Undead | 48 - 54 | Eastern Plaguelands |
| Crypt Walker | | Undead | 50 - 56 | Eastern Plaguelands |
| Cursed Highborne | | Undead | 5 - 11 | Darkshore |
| Cursed Justicar | | Undead | 32 - 60 Elite | Hillsbrad Foothills |
| Cursed Mage | | Undead | 49 - 55 | Eastern Plaguelands |
| Cursed Marine | | Undead | 23 - 28 | Wetlands |
| Cursed Paladin | | Undead | 30 - 58 Elite | Hillsbrad Foothills |
| Cursed Sailor | | Undead | 23 - 27 | Wetlands |
| Cursed Spirit | | Undead | 66 | Blade's Edge Mountains |
| Custodian Dieworth
<Keeper of Kirin'Var> | ! | Undead | 68 | Netherstorm |
| Damned Soul | | Undead | 55 - 69 | Deadwind Pass |
| Dancing Sword | | Undead | 1 Elite | Instance |
| Daniel Ulfman | | Undead | 2 - 3 | Tirisfal Glades |
| Dar'Khan Drathir | | Undead | 21 Elite | Ghostlands |
| Dark Caster | | Undead | 51 - 57 | Eastern Plaguelands |
| Dark Conclave Harbinger | | Undead | 66 - 68 | Shadowmoon Valley |
| Dark Conclave Hawkeye | | Undead | 66 - 67 | Shadowmoon Valley |
| Dark Conclave Ravenguard | | Undead | 67 - 68 | Shadowmoon Valley |
| Dark Conclave Ritualist | | Undead | 67 - 68 | Shadowmoon Valley |
| Dark Conclave Scorncrow | | Undead | 65 - 68 | Shadowmoon Valley |
| Dark Conclave Shadowmancer | | Undead | 66 - 68 | Shadowmoon Valley |
| Dark Conclave Talonite | | Undead | 62 - 67 | Shadowmoon Valley |
| Dark Shade | | Undead | 53 - 60 Elite | Instance |
| Dark Touched Warrior
<Stable Master> | | Undead | 58 - 61 Elite | Instance |
| Darkeye Bonecaster | | Undead | 5 - 9 | Tirisfal Glades |
| Darkheart | | Undead | 70 Elite | Instance |
| Darkscreecher Akkarai | | Undead | 72 Elite | Terokkar Forest |
| Darkwraith | | Undead | 4 - 10 | Eversong Woods |
| Darrowshire Betrayer | | Undead | 55 - 58 | Eastern Plaguelands |
| Darrowshire Defender | | Undead | 57 - 58 | Eastern Plaguelands |
| Darrowshire Poltergeist | | Undead | 1 | Instance |
| Darrowshire Spirit | | Undead | 56 - 57 | Eastern Plaguelands |
| Davil Crokford | | Undead | 60 | Eastern Plaguelands |
| Davil Lightfire | | Undead | 60 Elite | Eastern Plaguelands |
| Deadwind Villager | | Undead | 69 - 70 | Instance |
| Death Knight Darkreaver | | Undead | 61 - 62 Elite | Instance |
| Death Lord | | Undead | 59 - 61 Elite | Instance |
| Death Singer | | Undead | 52 - 59 | Eastern Plaguelands |
| Deathcage Scryer | | Undead | 8 - 11 | Ghostlands |
| Deathcage Sorcerer | | Undead | 16 - 18 | Ghostlands |
| Deathchill Servant | | Undead | 60 - 61 | Instance |
| Deathknight | | Undead | 56 - 61 Elite | Instance |
| Deathknight Captain | | Undead | 56 - 61 Elite | Instance |
| Deathknight Cavalier | | Undead | 56 - 61 Elite | Instance |
| Deathknight Vindicator | | Undead | 61 - 62 Elite | Instance |
| Deathsworn Captain | | Undead | 21 - 25 Rare | Shadowfang Keep |
| Deathtalon Spirit | | Undead | 60 - 64 | Terokkar Forest |
| Decrepit Guardian | | Undead | 50 - 56 | Western Plaguelands |
| Defias Drone | | Undead | 18 - 22 | Duskwood, Westfall |
| Derek the Undying
<Mage Trainer> | | Undead | 58 | The Undercity |
| Devlin Agamand | | Undead | 7 - 9 | Tirisfal Glades |
| Diseased Flayer | | Undead | 53 - 59 | Eastern Plaguelands |
| Diseased Ghoul | | Undead | 53 - 59 Elite | Instance |
| Disembodied Exarch | | Undead | 65 - 68 | Netherstorm |
| Disembodied Protector | | Undead | 66 - 68 | Netherstorm |
| Disembodied Vindicator | | Undead | 65 - 68 | Netherstorm |
| Doctor Gutrick
<Shadow Council Overseer> | | Undead | 69 | Shadowmoon Valley |
| Doctor Maleficus
<Shadow Council Overseer> | | Undead | 68 - 69 | Shadowmoon Valley |
| Doom Wraith | | Undead | 1 Elite | Instance |
| Doom'rel | | Undead | 52 - 57 Elite | Blackrock Depths |
| Dope'rel | | Undead | 51 - 56 Elite | Blackrock Depths |
| Dr. Whitherlimb | | Undead | 17 - 18 | Ghostlands |
| Dread Relic Thrall | | Undead | 59 - 60 | Terokkar Forest |
| Dread Weaver | | Undead | 53 - 59 | Eastern Plaguelands |
| Dreadbone Sentinel | | Undead | 15 - 18 | Ghostlands |
| Dreadbone Skeleton | | Undead | 8 - 19 | Ghostlands |
| Dreadwhisper | | Undead | 1 | Instance |
| Duzorian's Personal Guard | | Undead | 40 | Duskwood |
| Ebonlocke
<The Noble> | | Undead | 70 Elite | Instance |
| Echo of Medivh | | Undead | 1 Boss | Instance |
| Eldreth Apparition | | Undead | 52 - 58 Elite | Instance |
| Eldreth Phantasm | | Undead | 53 - 59 Elite | Instance |
| Eldreth Seether | | Undead | 54 - 59 Elite | Instance |
| Eldreth Sorcerer | | Undead | 53 - 59 Elite | Instance |
| Eldreth Spectre | | Undead | 53 - 59 Elite | Instance |
| Eldreth Spirit | | Undead | 52 - 58 Elite | Instance |
| Eliza
<Bride of the Embalmer> | | Undead | 27 - 31 | Duskwood |
| Eliza's Guard | | Undead | 24 - 29 | Duskwood |
| Elliott Jacks
<Crossbow Trainer> | | Undead | 1 | Instance |
| Embalming Slime | | Undead | 58 - 60 Elite | Instance |
| Emissary Mordiba | ! | Undead | 59 | Hellfire Peninsula |
| Enraged Wraith | | Undead | 6 - 10 | Eversong Woods |
| Enslaved Soul | | Undead | 70 Elite | Instance |
| Eris Havenfire | ! | Undead | 60 Elite | Eastern Plaguelands |
| Eva Sarkhoff | ! | Undead | 54 | Western Plaguelands |
| Evil Koi-Koi | | Undead | 67 - 68 | Blade's Edge Mountains |
| Eye of Dar'Khan | | Undead | 18 - 20 | Ghostlands |
| Eye of Naxxramas | | Undead | 50 - 57 | Instance |
| Eyeless Watcher | | Undead | 52 - 58 | Eastern Plaguelands |
| Fallen Ally | | Undead | 70 - 71 Elite | Instance |
| Fallen Champion | | Undead | 30 - 33 Rare | Scarlet Monastery |
| Fallen Hero | | Undead | 55 - 60 Elite | Eastern Plaguelands, Western Plaguelands |
| Fallen Ranger | | Undead | 14 - 15 | Ghostlands |
| Fallout Slime | | Undead | 56 - 60 Elite | Instance |
| Farmer Dalson | | Undead | 56 | Western Plaguelands |
| Fel Spirit | | Undead | 58 - 62 | Hellfire Peninsula |
| Fellicent's Shade | | Undead | 12 | Tirisfal Glades |
| Felmyst | | Undead | 1 Boss | Instance |
| Fetid Corpse | | Undead | 24 - 30 | Duskwood |
| Fetid Zombie | | Undead | 51 - 56 | Western Plaguelands |
| Feugen | | Undead | 1 Boss | Instance |
| First Mate Snellig | | Undead | 25 - 29 | Wetlands |
| Flameshocker | | Undead | 48 - 55 | Instance |
| Flesh Eater | | Undead | 19 - 25 | Duskwood |
| Flesh Golem | | Undead | 52 - 57 Elite | Western Plaguelands |
| Fleshflayer Ghoul | | Undead | 54 - 60 Elite | Instance |
| Floon | | Undead | 64 - 68 Elite | Terokkar Forest |
| Foreman Thistlenettle | | Undead | 16 - 20 | The Deadmines |
| Forlorn Spirit | | Undead | 20 - 26 | Elwynn Forest (70), Stormwind City, Westfall |
| Foulmane | | Undead | 51 - 52 | Western Plaguelands |
| Frail Skeleton | | Undead | 1 | Instance |
| Fras Siabi | | Undead | 58 - 61 Elite | Instance |
| Freezing Ghoul | | Undead | 50 - 56 | Western Plaguelands |
| Freezing Spirit | | Undead | 34 - 40 Elite | Razorfen Downs |
| Frenzied Ghoul | | Undead | 69 - 70 | Isle of Quel'Danas |
| Frost Spectre | | Undead | 37 - 42 | Instance |
| Frost Wyrm | | Undead | 71 - 72 Elite | Instance |
| Frozen Soul | | Undead | 32 - 38 Elite | Razorfen Downs |
| Gangled Cannibal | | Undead | 10 - 13 | Ghostlands |
| Gangled Flesheater | | Undead | 9 - 11 | Ghostlands |
| Gangled Golem | | Undead | 53 - 59 | Eastern Plaguelands |
| Gargoyle | | Undead | 66 - 70 Elite | Instance |
| Gasher | | Undead | 45 - 51 Elite | Instance |
| Gelk
<The Second Kahn> | | Undead | 41 - 42 Elite | Instance |
| Gharsul the Remorseless | | Undead | 3 - 8 | Eversong Woods |
| Ghastly Haunt | | Undead | 67 - 72 Elite | Instance |
| Ghost of the Past | | Undead | 51 - 55 | Eastern Plaguelands |
| Ghostly Baker | | Undead | 70 - 71 Elite | Instance |
| Ghostly Citizen | | Undead | 51 - 57 Elite | Instance |
| Ghostly Denizen | | Undead | 44 | Hellfire Peninsula |
| Ghostly Marauder | | Undead | 36 - 42 | Instance |
| Ghostly Philanthropist | | Undead | 68 - 72 Elite | Instance |
| Ghostly Raider | | Undead | 35 - 42 | Instance |
| Ghostly Steward | | Undead | 66 - 71 Elite | Instance |
| Ghostrider of Karabor | | Undead | 70 | Shadowmoon Valley |
| Ghoul | | Undead | 65 - 70 Elite | Instance |
| Ghoul Berserker | | Undead | 54 - 60 | Instance |
| Ghoul Ravener | | Undead | 53 - 59 Elite | Instance |
| Gibbering Ghoul | | Undead | 52 - 57 | Eastern Plaguelands |
| Gish the Unmoving | | Undead | 51 - 56 | Eastern Plaguelands |
| Gloom'rel | | Undead | 51 - 56 Elite | Blackrock Depths |
| Gluth | | Undead | 1 Boss | Instance |
| Glutton | | Undead | 35 - 40 Elite | Razorfen Downs |
| Gomma Gun | | Undead | 1 Elite | Instance |
| Gordo | ! | Undead | 30 | Tirisfal Glades |
| Gordok Spirit | | Undead | 58 - 60 Elite | Instance |
| Gothik the Harvester | | Undead | 1 Boss | Instance |
| Gradav
<The Warlock> | ! | Undead | 70 Elite | Instance |
| Greatfather Aldrimus | ! | Undead | 70 | Terokkar Forest |
| Green Skeletal Warhorse | | Undead | 2 | Tirisfal Glades |
| Gregor Agamand | | Undead | 9 - 10 | Tirisfal Glades |
| Gri'lek | | Undead | 1 Boss | Instance |
| Grobbulus | | Undead | 1 Boss | Instance |
| Guardian of Icecrown | | Undead | 59 - 60 Elite | Instance |
| Gunther's Minion | | Undead | 7 - 9 | Tirisfal Glades |
| Gustav Montague
<Sword Trainer> | | Undead | 1 | Instance |
| Hand of Ravenclaw | | Undead | 14 - 16 | Silverpine Forest |
| Hastings
<The Caretaker> | | Undead | 70 Elite | Instance |
| Hate Shrieker | | Undead | 50 - 57 | Eastern Plaguelands |
| Hate'rel | | Undead | 50 - 55 Elite | Instance |
| Haunted Servitor | | Undead | 15 - 21 Elite | Shadowfang Keep |
| Haunting Phantasm | | Undead | 27 - 33 Elite | Scarlet Monastery |
| Haunting Spirit | | Undead | 16 - 22 | Instance |
| Haunting Vision | | Undead | 52 - 58 | Western Plaguelands |
| Hazza'rah | | Undead | 1 Boss | Instance |
| Hearthsinger Forresten | | Undead | 52 - 57 Rare | Instance |
| Hed'mush the Rotting | | Undead | 57 | Eastern Plaguelands |
| Heigan the Unclean | | Undead | 1 Boss | Instance |
| Helcular's Remains | | Undead | 43 - 44 Elite | Hillsbrad Foothills |
| High Inquisitor Fairbanks | | Undead | 35 - 40 Elite | Scarlet Monastery |
| Highborne Apparition | | Undead | 40 - 46 | Azshara |
| Highborne Lamenter | | Undead | 70 | The Undercity |
| Highborne Lichling | | Undead | 41 - 47 | Azshara |
| Highborne Summoner | | Undead | 54 - 55 Elite | Instance |
| Highlord Mograine
<The Ashbringer> | | Undead | 1 Boss | Instance |
| Hissing Ghoul | | Undead | 26 Elite | Duskwood |
| Horgus the Ravager | | Undead | 56 - 60 Elite | Eastern Plaguelands |
| Horvon the Armorer
<Armorsmith> | | Undead | 62 | Terokkar Forest |
| Hukku | | Undead | 47 - 52 Elite | Instance |
| Hungering Dead | | Undead | 3 - 9 | Tirisfal Glades |
| Hungering Soul Fragment | | Undead | 70 - 72 Elite | Instance |
| Hungering Wraith | | Undead | 51 - 58 | Western Plaguelands |
| Illusion of Jandice Barov | | Undead | 56 - 61 Elite | Instance |
| Illusionary Phantasm | | Undead | 28 - 33 Elite | Scarlet Monastery |
| Illusory Wraith | | Undead | 48 - 51 | Western Plaguelands |
| Illyanna Ravenoak | | Undead | 55 - 60 Elite | Instance |
| Infected Mossflayer | | Undead | 53 - 58 | Eastern Plaguelands |
| Infectious Ghoul | | Undead | 60 - 61 Elite | Instance |
| Infiltrator Hameya | | Undead | 58 - 60 | Eastern Plaguelands |
| Injured Peasant | | Undead | 51 - 52 | Eastern Plaguelands |
| Insane Ghoul | | Undead | 24 - 26 | Duskwood |
| Instructor Razuvious | | Undead | 1 Boss | Instance |
| Ironspine | | Undead | 28 - 33 Rare | Scarlet Monastery |
| Ivar the Foul | | Undead | 12 - 13 | Silverpine Forest |
| Jabbering Ghoul | | Undead | 49 - 54 | Western Plaguelands |
| Jandice Barov | | Undead | 56 - 61 Elite | Instance |
| Janice Felstone | ! | Undead | 5 | Western Plaguelands |
| Jarien | | Undead | 59 - 60 Elite | Instance |
| Jon-Jon the Crow | | Undead | 38 - 44 | Stranglethorn Vale |
| Joseph Dirte
<Waste Management> | | Undead | 31 | Western Plaguelands |
| Joseph Redpath | | Undead | 60 | Eastern Plaguelands, Western Plaguelands |
| Judge Thelgram | | Undead | 34 - 38 | Hillsbrad Foothills |
| Julianne | | Undead | 1 Boss | Instance |
| Jurion the Deceiver | | Undead | 20 | Ghostlands |
| Kaelystia Hatebringer
<Mage Trainer> | | Undead | 60 | The Undercity (16) |
| Kamsis
<The Conjurer> | ! | Undead | 70 Elite | Instance |
| Karrel Grayves | | Undead | 2 - 3 | Tirisfal Glades |
| Kel'Thuzad | | Undead | 1 - 55 Boss | Instance |
| Kirin'Var Apprentice | | Undead | 69 | Netherstorm |
| Kirin'Var Ghost | | Undead | 67 - 68 | Netherstorm |
| Kirin'Var Spectre | | Undead | 67 - 68 | Netherstorm |
| Kirtonos the Herald | | Undead | 56 - 60 Elite | Instance |
| Knucklerot | | Undead | 21 Elite | Ghostlands |
| Koi-Koi Spirit | | Undead | 67 - 68 | Blade's Edge Mountains |
| Kolk
<The First Kahn> | | Undead | 41 - 43 Elite | Instance |
| Koragg | | Undead | 70 Elite | Instance |
| Koren
<The Blacksmith> | ! | Undead | 70 Elite | Instance |
| Lady Blaumeux | | Undead | 1 Boss | Instance |
| Lady Catriona Von'Indi | | Undead | 65 - 70 Elite | Instance |
| Lady Falther'ess | | Undead | 40 Elite | Instance |
| Lady Illucia Barov | | Undead | 55 - 60 Elite | Instance |
| Lady Keira Berrybuck | | Undead | 68 - 70 Elite | Instance |
| Lady Moongazer | | Undead | 17 | Darkshore |
| Lawrence Sawyer | | Undead | 20 | The Undercity |
| Lazlow Ashby | | Undead | 20 | The Undercity |
| Leprithus | | Undead | 18 - 19 | Westfall |
| Lieutenant Commander Thalvos | | Undead | 58 - 61 | Hellfire Peninsula |
| Lieutenant Grummus | | Undead | 55 - 69 Elite | Alterac Valley |
| Lieutenant Murp | | Undead | 55 - 69 Elite | Alterac Valley |
| Lieutenant-Sorcerer Morran | ! | Undead | 67 | Netherstorm |
| Lillith Nefara | | Undead | 12 | Tirisfal Glades |
| Lingering Highborne | | Undead | 43 - 50 | Azshara |
| Living Monstrosity | | Undead | 57 - 62 Elite | Instance |
| Living Poison | | Undead | 1 Elite | Instance |
| Loatheb | | Undead | 1 Boss | Instance |
| Lord Alexei Barov | | Undead | 55 - 60 Elite | Instance |
| Lord Blackwood | | Undead | 59 - 60 Elite | Instance |
| Lord Crispin Ference | | Undead | 66 - 70 Elite | Instance |
| Lord Darkscythe | | Undead | 57 | Eastern Plaguelands |
| Lord Malathrom | | Undead | 30 - 31 | Duskwood |
| Lord Robin Daris | | Undead | 65 - 70 Elite | Instance |
| Lordaeron Citizen | | Undead | 10 - 15 | The Undercity |
| Lordaeron Citizen (Jesse) | | Undead | 1 | Instance |
| Lorekeeper Polkelt | | Undead | 55 - 60 Elite | Instance |
| Loro | | Undead | 47 - 51 Elite | Instance |
| Lost Soul | | Undead | 4 - 7 | Tirisfal Glades |
| Lost Spirit | | Undead | 60 - 65 | Terokkar Forest |
| Lucien Sarkhoff | | Undead | 55 | Western Plaguelands |
| Lumbering Horror | | Undead | 60 - 61 | Instance |
| Luminrath with Cape
<Kirin Tor> | | Undead | 1 | Instance |
| Lupine Delusion |
