The 2019 World Mixed Doubles Curling Championship was held in Stavanger, Norway from April 20 to 27, 2019. The event was held in conjunction with the 2019 World Senior Curling Championships. A record forty-eight nations competed in the event, including Kosovo, Mexico, Nigeria, Saudi Arabia, and Ukraine competing in their first World Curling Federation events.
The 2019 edition was the last with open entry. The top sixteen teams in the competition, in addition to qualifying for the playoffs, qualified for the 2020 World Championship. The remaining four spots will be awarded at the new World Mixed Doubles Qualification Event.