Ryan Hahn (Ottawa, ON) run at the 2017 Ontario Junior Men's Provincials came to an end in the semifinals with a 9-7 loss to Kieran Scott (Guelph, ON). of the 2017 Ontario Junior Men's Provincials in Russell, Ontario;
 
Hahn finished 4-3 in the 0-team qualifying round. . In their opening game, Hahn defeated Mac Calwell (Ottawa, ON) 8-7, then went on to lose 8-5 against Matthew Hall (Kitchener-Waterloo, ON). Hahn lost 7-5 to Scott where Hahn responded with a 10-7 win over Hazen Enman (Whitby, ON). Hahn went on to lose 7-2 against Pascal Michaud (Kitchener-Waterloo, ON). Hahn responded with a 8-7 win over Jordie Lyon-Hatcher (Ottawa, ON). Hahn won 6-4 against Charlie Richard (Brantford, ON) in their final qualifying round match.
 
. For week of the event schedule, Hahn did not improve upon their best events, remaining at th place on the World Ranking Standings with total points. Hahn ranks th overall on the Year-to-Date rankings with points earned so far this season.