Joanne Courtney (Ottawa, ON) qualified for the 2015 Wall Grain Mixed Doubles Classic playoffs, dropping their quarterfinals match 8-6 against Chelsea Carey (Edmonton, AB). of the 2015 Wall Grain Mixed Doubles Classic in Oshawa, Ontario;
 
Courtney finished 3-1 in the 0-team qualifying round. . In their opening game, Courtney lost 7-0 to Kaitlyn Lawes (Winnipeg, MB), then responded with a 6-5 win over Clancy Grandy (Scarborough, ON). Courtney won 10-7 against Nancy Martin (Saskatoon, SK), then won 7-5 against Sherry Just (Saskatoon, SK) in their final qualifying round match.
 
. For week of the event schedule, Courtney did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Courtney ranks th overall on the Year-to-Date rankings with points earned so far this season.