Petit Manan National Wildlife Refuge is a National Wildlife Refuge in the state of Maine. It is one of the five refuges that together make up the Maine Coastal Islands National Wildlife Refuge, along with Cross Island, Franklin Island, Seal Island, and Pond Island.

Petit Manan NWR has a surface area of 6,367 acres (25.77 km). It is part of the town of Steuben.

The refuge has four mainland divisions. The 2,195-acre (8.88 km) Petit Manan Point Division. The Gouldsboro Bay Division protects 623 acres (2.52 km). The 1,028-acre (4.16 km) Sawyer's Marsh Division. The 431-acre (1.74 km) Corea Heath Division.

Petit Manan NWR includes 2,078 acres (8.41 km) acres on 41 islands, stretching the entire coastline of Maine.

• Maine Coastal Islands National Wildlife Refuge

 This article incorporates public domain material from websites or documents of the United States Fish and Wildlife Service.