Renouf Island is an uninhabited island in Qikiqtaaluk Region, Nunavut, Canada. Located in Hudson Bay, it is a member of the Belcher Islands group. It lies at the northern tip of Flaherty Island; with Wiegand Island, it closes Eskimo Harbour. Other islands in the immediate vicinity include:

• Bun Island
• Cake Island
• Loaf Island
• Range Island
• Twin Cairns Island
• Wiegand Island