The Premier League Game Changer of the Season is an annual English football award, given to the player that is considered to have had the most game-changing performance over the course of the campaign. For sponsorship purposes, it has been called the Castrol Game Changer of the Season since its introduction, starting in the 2021–22 season.

In 2022, the Premier League Game Changer of the Season was first awarded, with İlkay Gündoğan of Manchester City being named the award's inaugural recipient. The current holder of the award is Chelsea midfielder Cole Palmer.