Katie Cottrill/Shawn Cottrill (Belgrave, ON) run at the 2016 Listowel Mixed Doubles Spiel came to an end in the semifinals with a 9-4 loss to Nicole Westlund Stewart/Tyler Stewart (Kitchener-Waterloo, ON). of the 2016 Listowel Mixed Doubles Spiel in Listowel, Ontario; Cottrill/Cottrill advanced through the quarterfinals with a 6-5 win over Brenda Holloway/Aaron Chapman (Kitchener-Waterloo, ON). of the 2016 Listowel Mixed Doubles Spiel in Listowel, Ontario;
 
Cottrill/Cottrill finished 3-0 in the 24-team qualifying round. . In their opening game, Cottrill/Cottrill defeated Brianne Donegan/Sam Steep (Listowel, ON) 7-6, then won 7-2 against Lauren Wasylkiw/Cory Ewart (St. Thomas, ON) and 10-2 against Megan Balsdon/Shane Latimer (London, ON) in their final qualifying round match.
 
. For week 15 of the event schedule, Cottrill/Cottrill did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Cottrill/Cottrill ranks th overall on the Year-to-Date rankings with points earned so far this season.