| Lindsay Formation | |
| Type: | Formation |
| Prilithology: | Limestone |
| Otherlithology: | Shale |
| Namedfor: | Lindsay |
| Namedby: | D. F. Hewitt |
| Year Ts: | 1960 |
| Region: | Ontario |
| Country: | Canada |
The Lindsay Formation is a geologic formation in Ontario. It preserves fossils dating back to the Ordovician period.