The 2018 Rugby World Cup Sevens was the seventh edition of the Rugby World Cup Sevens. Organized by World Rugby, it was held at AT&T Park, now known as Oracle Park, in San Francisco, United States. A total of 84 matches were played over three days from July 20–22, 2018. The men's tournament had 24 teams and the women's tournament 16, with both tournaments being played for the first time in a knock-out only format. New Zealand won the championship for both events — defeating England in the men's final and France in the women's final.

World Rugby is the governing body for the sport of rugby union. World Rugby organises the Rugby World Cup every four years, the sport's most recognised and most profitable competition. It also organises a number of other international competitions, such as the World Rugby Sevens Series, the Rugby World Cup Sevens, the World Under 20 Championship, and the Pacific Nations Cup.