Greg A. Vaughan is an American writer who creates material for roleplaying games.
Greg A. Vaughan's role-playing credits for the Dungeons & Dragons role-playing game include Drow of the Underdark, Scepter Tower of Spellgard, ', and The Twilight Tomb.
He was written several adventures for Dungeon magazine and Paizo's Pathfinder and GameMastery lines. His Pathfinder work includes Pathfinder Adventure Path #6: Spires of Xin-Shalast, and Pathfinder Adventure Path #11: Skeletons of Scarwall.