Provincial Championship (as of January 15, 2026)
| July 3-5 | Ontario Ball Hockey Association Peewee (U14) Provincials Championships | Peterborough |
| July 3-5 | Ontario Ball Hockey Association Bantam (U16) Provincials Championships | Peterborough |
| July 3-5 | Ontario Ball Hockey Association Junior (U18) Provincials Championships | Peterborough |
| July 3-5 | Ontario Ball Hockey Association Juvenile (U21) Provincials Championships | Peterborough |
| July 3-5 | Ontario Ball Hockey Association Para Provincials Championships | Peterborough |
| July 10-12 | Ontario Ball Hockey Association Tyke (U8) Provincials Championships | Peterborough |
| July 10-12 | Ontario Ball Hockey Association Novice (U10) Provincials Championships | Peterborough |
| July 10-12 | Ontario Ball Hockey Association Atom (U8) Provincials Championships | Peterborough |
| July 10-12 | Ontario Ball Hockey Association Girls U11 Provincials Championships | Peterborough |
| July 10-12 | Ontario Ball Hockey Association Girls U13 Provincials Championships | Peterborough |
| July 10-12 | Ontario Ball Hockey Association Girls U15 Provincials Championships | Peterborough |
| July 10-12 | Ontario Ball Hockey Association Girls U18 Provincials Championships | Peterborough |
| July 10-12 | Ontario Ball Hockey Association Girls U22 Provincials Championships | Peterborough |
| August 21-23 | Ontario Ball Hockey Association Women's A Provincial Championships | Toronto |
| August 21-23 | Ontario Ball Hockey Association Women's B Provincial Championships | Toronto |
| August 21-23 | Ontario Ball Hockey Association Women's C Provincial Championships | Toronto |
| August 21-23 | Ontario Ball Hockey Association Women's D Provincial Championships | Toronto |
| August 21-23 | Ontario Ball Hockey Association Women's Masters Provincial Championships | Toronto |
| August 21-23 | Ontario Ball Hockey Association Men's A Provincial Championships | Toronto |
| August 21-23 | Ontario Ball Hockey Association Men's B Provincial Championships | Toronto |
| August 21-23 | Ontario Ball Hockey Association Men's C Provincial Championships | Toronto |
| August 21-23 | Ontario Ball Hockey Association Men's D Provincial Championships | Toronto |
| August 21-23 | Ontario Ball Hockey Association Men's E Provincial Championship | Toronto |
| August 21-23 | Ontario Ball Hockey Association Master's Open Provincial Championships | Toronto |
National Ball Hockey Championships
| July 24-27 | National Ball Hockey Association of Canada CanAmerican Boys U13 Championships | Mississauga, On |
| July 24-27 | National Ball Hockey Association of Canada CanAmerican Boys U15 Championships | Mississauga, On |
| July 24-27 | National Ball Hockey Association of Canada CanAmerican Boys U17 Championships | Mississauga, On |
| July 24-27 | National Ball Hockey Association of Canada CanAmerican Girls U17 Championships | Mississauga, On |
| July 24-27 | National Ball Hockey Association of Canada CanAmerican Boys U19 Championships | Mississauga, On |
| July 24-27 | National Ball Hockey Association of Canada CanAmerican Girls U19 Championships | Mississauga, On |
Invitational
| Feb 6-8 | Ontario Ball Hockey Association Women's Winter Classic | Alliston |
| Feb 6-8 | Ontario Ball Hockey Association Men's D Winter Classic | Oshawa |
| Feb 6-8 | Ontario Ball Hockey Association Men's E Winter Classic | Oshawa |
| May 1-3 | Ontario Ball Hockey Association Showcase Challenge U10, U12, U14, U16, U18, GU15, GU18 | Mississauga, On |
| April 24-26 | Ontario Ball Hockey Association Men's A, B, C, D, E & Masters Winter Provincials | Toronto |
| April 24-26 | Ontario Ball Hockey Association Coed A & B Winter Provincials | Toronto |
| April 24-26 | Ontario Ball Hockey Association Women's A, B, C, D & Masters Pre-Season Showcase | Toronto |
High School
| April 22 | Ontario Ball Hockey Association Simcoe County Invitational (Boys & Girls) | Penetang & Midland |
| May 10 | Ontario Ball Hockey Association Challenge Cup (Boys & Girls) | Mississauga, On |