| McMillan Flowage | |
| Pushpin Map: | Nova Scotia |
| Coords: | 46.5206°N -60.6506°W |
| Basin Countries: | Canada |
McMillan Flowage is a lake of Victoria County, in north-eastern Nova Scotia, Canada.It was created when the Nova Scotia Power Corporation constructed the Wreck Cove Hydro Electric Station and placed D-7 Dam across Indian Brook.