Deities & Demigods
- Blibdoolpoolp - the Sea Mother - kuo-toa goddess of drifting gifts
- Callarduran Smoothhands - Svirfneblin god who sees over his people in the Underdark
- Deep Father - kuo-toa god, demands sacrifices, revealed to be Demogorgon
- Demogorgon - Prince of Demons, Lord of All That Swims in Darkness
- Diinkarazan - derro deity of vengeance, twin of Diirinka
- Diirinka - The Betrayer, derro deity of magic, savants, knowledge, and cruelty, twin of Diinkarazan
- Ehlonna - Elven goddess of the forest and fertility, (see also: Mielikki)
- Eilistraee - The Dark Maiden, goddess of drow who live on the surface world in peace
- Garl Glittergold - Lord of the Golden Hills, Patron deity of gnomes
- Graz'zt - The Dark Prince, Conqueror of three layers of the Abyss
- Juiblex - The Faceless Lord of Slimes and Oozes, reportedly ally or enemy of Zuggtmoy
- Keptolo - Eager Consort of Lolth, worshipped by male Drow
- Lolth - Demon Queen of Spiders, worshipped by the Drow
- Mielikki - Goddess of the Forest, (see also: Ehlonna), worshiped by Autun
- Nathair Sgiathach - fey deity of mischief and pranks, Patron of Bree
- Orcus - Lord of the Undead, Punisher of Broken Oaths, rival of Demogorgon
- Segojan Earthcaller - Lord of the Golden Hills, gnome deity of earth and nature
- Vhaeraun - The Masked Lord, son and enemy of Lolth
- Yeenoghu - Demon Lord of Gnolls, believed by some to have a connection to Graz'zt
- Zuggtmoy - Demon Queen of Fungi, The Great Seeder