- Source: U18 Ontario Curling Championships
- U18 Ontario Curling Championships
- Canadian U18 Curling Championships
- Curling Ontario
- 2024 Canadian U18 Curling Championships
- List of teams on the 2020–21 World Curling Tour
- 2023 Canadian U18 Curling Championships
- 2024–25 curling season
- Curling in Canada
- 2025 Canadian Mixed Doubles Curling Olympic Trials
- 2022 Canadian U18 Curling Championships
The U18 Ontario Curling Championships (formerly the Ontario Bantam Curling Championships) is the provincial under-18 men's and women's curling championship for Southern Ontario.
When the event was known as the Ontario Bantam Championships, it was eligible for curlers 16 and under. The event became the U18 championships in 2017.
Winners - Men
Winners - Women
References
Past champions - men's
Past champions - women's