Hastings—Frontenac
| Ontario electoral district | |
|---|---|
| Defunct federal electoral district | |
| Legislature | House of Commons |
| District created | 1952, 1976 |
| District abolished | 1966, 1981 |
| First contested | 1953 |
| Last contested | 1984 |
Hastings—Frontenac was a federal electoral district in Ontario, Canada, that was represented in the House of Commons of Canada from 1953 to 1968, and from 1979 to 1980.