| Haggart Creek | |
| Pushpin Map: | Canada Ontario |
| Pushpin Map Caption: | Location of the mouth of the creek in Ontario |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Subdivision Type2: | Province |
| Subdivision Name2: | Ontario |
| Subdivision Type3: | Region |
| Subdivision Name3: | Northeastern Ontario |
| Subdivision Type4: | District |
| Subdivision Name4: | Cochrane |
| Subdivision Type5: | Geographic township |
| Subdivision Name5: | Haggart Township |
| Source1: | Unnamed woods |
| Source1 Elevation: | 244m (801feet)[1] |
| Mouth: | Poplar Rapids River |
| Mouth Location: | Departure Lake |
| Mouth Coordinates: | 49.2836°N -81.7792°W[2] |
| Mouth Elevation: | 225m (738feet) |
| River System: | James Bay drainage basin |
Haggart Creek is a creek in geographic Haggart Township, Cochrane District in Northeastern Ontario, Canada.[3] [4] [5] It is in the James Bay drainage basin and is a right tributary of the Poplar Rapids River.
The creek begins at an unnamed woods and flows north to the south shore of Haggart Lake, exiting the lake at the north and continuing north. It passes through two unnamed lakes, then turns west, paralleled by Ontario Highway 11 and the Ontario Northland Railway to the north, and reaches its mouth at the Poplar Rapids River, southeast of the community of Departure Lake. The Poplar Rapids River flows via the Mattagami River and the Moose River to James Bay.