| Ontario Scotties Tournament of Hearts | |
|---|---|
| Established | 1956 |
| 2025 host city | Cobourg, Ontario |
| 2025 arena | Cobourg Community Centre |
| 2024 champion | Danielle Inglis |
| Current edition | |
The Ontario Scotties Tournament of Hearts is the Ontario provincial curling championship for women's curling. The tournament is run by CurlON, the curling association for Southern Ontario. The winning team represents Team Ontario at the national Scotties Tournament of Hearts.