| Siege-o-Matic 4000NPC #67493 | Mechanical | Special | Identity record |
| Siegehold ExecutorNPC #215603 | Unknown | Normal | Identity record |
| Siflaed ColdhammerNPC #20890 | Unknown | Normal | Identity record |
| Sigil of SacrificeNPC #168917 | Unknown | Normal | Identity record |
| Silbermana DawncapNPC #112625 | Unknown | Normal | Identity record |
| Silithid HatchlingNPC #62258 | Wild pet | Normal | Identity record |
| Silithid ProtectorNPC #3503 | Unknown | Normal | Identity record |
| Silithid ScavengerNPC #154309 | Beast | Normal | Identity record |
| Silkstrider CocoonNPC #158506 | Unknown | Normal | Identity record |
| Silverback SmasherNPC #60747 | Unknown | Normal | Identity record |
| Silverback SmasherNPC #60749 | Unknown | Normal | Identity record |
| Silverleaf AncientNPC #79686 | Unknown | Normal | Identity record |
| Silverleaf AncientNPC #79692 | Unknown | Normal | Identity record |
| Silverleaf AncientNPC #79693 | Unknown | Normal | Identity record |
| Silverleaf AncientNPC #79694 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #18799 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #22014 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #100682 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #100684 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #251726 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #252452 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #252569 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #252844 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #256307 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #258332 | Unknown | Normal | Identity record |
| Silvermoon CitizenNPC #260382 | Unknown | Normal | Identity record |
| Silvermoon EvacueeNPC #235711 | Humanoid | Normal | Identity record |
| Silvermoon EvacueeNPC #248300 | Humanoid | Normal | Identity record |
| Silvermoon ScholarNPC #68482 | Humanoid | Normal | Identity record |
| Silvermoon ScholarNPC #132616 | Unknown | Normal | Identity record |
| Silverpelt ChargerNPC #78276 | Beast | Normal | Identity record |
| Silversage IncenseNPC #65298 | Unknown | Normal | Identity record |
| Sin'dorei ArchmageNPC #119001 | Unknown | Normal | Identity record |
| Sin'dorei DeckhandNPC #249135 | Unknown | Normal | Identity record |
| Sinfall CounterspyNPC #171256 | Unknown | Normal | Identity record |
| Sinfall CounterspyNPC #175571 | Unknown | Normal | Identity record |
| Sinfall CounterspyNPC #178469 | Unknown | Normal | Identity record |
| Singularity AnchorNPC #244730 | Unknown | Normal | Identity record |
| Singularity AnchorNPC #244942 | Unknown | Normal | Identity record |
| Singularity AnchorNPC #247451 | Unknown | Normal | Identity record |
| Sinstone ConstructNPC #159233 | Unknown | Normal | Identity record |
| Sir Marcus BarloweNPC #33222 | Unknown | Normal | Identity record |
| Sir Marcus BarloweNPC #167005 | Unknown | Normal | Identity record |
| Sister of CelebrasNPC #11794 | Unknown | Normal | Identity record |
| Sister of CelebrasNPC #130275 | Unknown | Normal | Identity record |
| Skalliz SkullsliceNPC #85163 | Humanoid | Normal | Identity record |
| Skarloc's WarhorseNPC #25190 | Unknown | Normal | Identity record |
| Skeletal CraftsmanNPC #32164 | Unknown | Normal | Identity record |
| Skeletal ScroungerNPC #165958 | Unknown | Normal | Identity record |
| Skettis SoulcallerNPC #21911 | Unknown | Normal | Identity record |
| Skittering CrawlerNPC #17216 | Beast | Normal | Identity record |
| Skittering CrawlerNPC #184303 | Unknown | Normal | Identity record |
| Skittering CrawlerNPC #186465 | Unknown | Normal | Identity record |
| Skittering LeecherNPC #175833 | Unknown | Normal | Identity record |
| Skittering LeecherNPC #175895 | Humanoid | Normal | Identity record |
| Skittering PincherNPC #204780 | Unknown | Normal | Identity record |
| Skittish ChitinbukNPC #121564 | Beast | Normal | Identity record |
| Skizzle SlickslideNPC #29721 | Unknown | Normal | Identity record |
| Skracher MudmuzzleNPC #2288 | Unknown | Normal | Identity record |
| Skullcrusher GunduNPC #70787 | Unknown | Normal | Identity record |