Justine Comeau (Fredericton, NB) won 5-4 over Kaitlyn Jones (Halifax, NS) in the Final of the U21 Nautius Slam, held September 29 - October 1, 2017 in Halifax, Nova Scotia. To advance to the championship game, Comeau won 5-3 over Lauren Lenentine (Charlottetown, PEI) in the semifinals of the 2017 U21 Nautius Slam in Halifax, Nova Scotia; and won 9-1 over Kaylee Nodding (Bridgewater, NS) in the quarterfinals. of the 2017 U21 Nautius Slam in Halifax, Nova Scotia;
 
Comeau finished 2-2 in the 0-team qualifying round. . In their opening game, Comeau lost 10-4 to Jones, then responded with a 9-1 win over Nodding. Comeau won 4-2 against Cally Moore (Halifax, NS). Comeau went on to lose 7-1 against Calissa Daly (Halifax, NS) in their final qualifying round match.
 
. For week 8 of the event schedule, Comeau did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Comeau ranks th overall on the Year-to-Date rankings with points earned so far this season.