| Princess Mary Lake | |
| Pushpin Map: | Canada Nunavut |
| Pushpin Map Caption: | Location in Nunavut |
| Location: | Kivalliq Region, Nunavut, Canada |
| Type: | lake |
| Inflow: | Kunwak River |
| Outflow: | Kunwak River |
| Reference: | [1] |
Princess Mary Lake (Inuktitut: Tahijuaq tuklirpaar[2]) is a lake in Kivalliq Region in the Canadian territory of Nunavut. It lies at an elevation of and covers an area of, not including occupied by islands within the lake.[1] The Kunwak River flows into it from the west and drains it in the southeast. Lake trout and lake whitefish are found in the lake, and caribou hunting and fox trapping are occasionally practised around the lake in the winter.[3]