Route 772 is a 20.1-kilometre-long (12.5 mi) mostly north–south secondary looping highway on Deer Island, Charlotte County, New Brunswick, Canada.

The route's northern terminus is north of the community of Stuart Town at the L'Etete to Deer Island Ferry terminal on Deer Island.

From here, it continues to Lords Cove passing Lords Cove then passing Richardson and Hopper Pond where the highway divides and the loop begins.

Travelling west, Route 772 passes Passamaquoddy Bay and enters Fairhaven.

Continuing around the loop, the highway enters Chocolate Cove and Hibernia Cove, passes Bar Island, and enters Leonardville.