Sierra Sutherland (Ottawa, ON) lost 2-1 to Emily Deschenes (Manotick, ON) in the Final of the U21 Crystal Slam, held October 19 - 21, 2017 at the Rideau Curling Club in Ottawa, Canada. To advance to the championship game, Sutherland won 7-3 over Lindsay Thorne (Ottawa, ON) in the semifinals of the 2017 U21 Crystal Slam in Ottawa, Ontario, Canada; and won 10-8 over Emilie Lovitt (Ottawa, ON) in the quarterfinals. of the 2017 U21 Crystal Slam in Ottawa, Ontario, Canada;
 
Sutherland finished 4-1 in the 0-team qualifying round. . In their opening game, Sutherland defeated Madison Horton (Carp, ON) 9-0, then won 6-3 against Lovitt. Sutherland went on to lose 5-2 against Cora Farrell (Blaine, USA). Sutherland responded with a 7-4 win over Kaleigh MacKay (Ottawa, ON). Sutherland won 8-1 against Thorne in their final qualifying round match.
 
. For week 11 of the event schedule, Sutherland did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Sutherland ranks th overall on the Year-to-Date rankings with points earned so far this season.