The 2018 Princess Auto Elite 10 was held from September 26 to 30 at in Chatham, Ontario. It was the first Grand Slam of Curling event held in the 2018-19 curling season, and the first time the Elite 10 had a women's division. It was also the last time the event was held, as it was removed from the Grand Slam lineup for the 2019-20 curling season. On the men's side, defending champions Brad Gushue won the event, their eleventh grand slam, beating out the new Reid Carruthers rink 1 UP in the final.