The 2018 ICC Women's World Twenty20 was the sixth edition of the ICC Women's World Twenty20, hosted in the West Indies from 9 to 24 November 2018. It the second World Twenty20 hosted by the West Indies, and the West Indies were the defending champions.

The Decision Review System (DRS), formerly known as the Umpire Decision Review System (UDRS), is a technology-based system used in cricket to assist the match officials in their decision-making. On-field umpires may choose to consult with the third umpire (known as an Umpire Review), and players may request that the third umpire consider a decision of the on-field umpires (known as a Player Review).