The Witcher 3: Wild Hunt[a] is an open world action role-playing video game developed by CD Projekt RED. Announced in February 2013, it was released worldwide for Microsoft Windows, PlayStation 4, and Xbox One on 19 May 2015. The game is the third in the series, preceded by The Witcher and The Witcher 2: Assassins of Kings, which are based on the series of fantasy novels by Polish author Andrzej Sapkowski.

Played in a third-person perspective, players control protagonist Geralt of Rivia, a monster hunter known as a witcher, who sets out on a long journey to find his lover and adopted daughter, who are on the run from a group known as the "Wild Hunt". In the game, players battle against the world's many dangers using swords and magic, while interacting with non-player characters and completing side quests and main missions to progress through the story.