- 2023 OBHF Winter Minor Provincial Championships — Alliston, ON on February 17, 2023
- Oshawa Lady Generals Winter Classic on March 2, 2023
- 2023 OBHF Girls Minor & Women’s B Provincial Championships — Trenton, ON on June 16, 2023
- 2023 OBHF Minor Provincial Championships (U14-U16-U18) — Kitchener-Waterloo, ON on July 7, 2023
- 2023 OBHF Minor Provincial Championships (U8-U10-U12) — Mississauga, ON on July 14, 2023
- 2023 OBHF Summer Provincial Championships — Men’s C/D/E — Brampton on August 18, 2023
- 2023 OBHF Summer Provincial Championships — Men’s A, 33+ — Orangeville on August 25, 2023
- Oshawa Lady Generals Fall Classic on September 21, 2023
- Clarington Flames Applefest Tournament on October 13, 2023
- West Northumberland Wild Hallowe’en Havoc on October 27, 2023
- Smiths Falls Cubtown Tournament on November 2, 2023
- North Halton Twisters Fall Classic on November 17, 2023
- Mississauga Hurricanes Winter Classic Tournament on November 24, 2023
- Whitby Wolves “Tournament of Heroes” on December 1, 2023
- Belleville Bearcats New Year Classic Tournament on January 4, 2024
- Mississauga Hurricanes AA Winter Showcase on January 11, 2024
- Flamborough Falcons Winter Chill Tournament on January 12, 2024
- B.A.D. Blazers Annual Winter Tournament on January 18, 2024
- Clarington Flamesfest Tournament on January 19, 2024
- OBHF Women’s Winter Tournament, Alliston on January 26, 2024
- OBHF Minor Winter Provincials, Alliston on February 16, 2024
- Oshawa Lady Generals Winter Classic on February 29, 2024