Jordan McNamara (Ottawa, ON) lost 8-7 to Owen Purdy (Kingston, ON) in the Final of the Ontario U21 Boys Provincials, held December 27 - 30, 2019 at the Guelph Curling Club in Guelph, Canada. To advance to the championship game, McNamara won 7-6 over Sam Mooibroek (Kitchener-Waterloo, ON) in the semifinals of the 2020 Ontario U21 Boys Provincials in Guelph, Ontario, Canada;
 
McNamara finished 6-1 in the 0-team qualifying round. . In their opening game, McNamara defeated Kai Collins (Ottawa, ON) 10-1, then won 10-7 against Landan Rooney (Alexandria, ON) and 6-3 against Brady Lumley (Welland, ON). McNamara won 8-5 against Ryan Hahn (St. Catharines, ON), then won 7-6 against Nicholas Bissonnette (Coldwater, ON) and 8-7 against Mooibroek. McNamara went on to lose 9-3 against Purdy in their final qualifying round match.
 
. For week 23 of the event schedule, McNamara did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. McNamara ranks th overall on the Year-to-Date rankings with points earned so far this season.