George C. Reifel Migratory Bird Sanctuary is a protected area in Delta, British Columbia, Canada, and is part of the Fraser River estuary, designated a site of Hemispheric Importance by the Western Hemisphere Shorebird Reserve Network.

The 300-hectare (740-acre) area has numerous walking trails, bird blinds, lookouts, and a gift shop.

It has resident nesting sites for sandhill cranes, bald eagles, mallards, spotted towhees and many others.

George C. Reifel bought the sanctuary land in 1927 and originally used it as a working farm and family retreat.

In 1972, the Reifel family "agreed to a combination of land sale and donation to the federal government on the condition that it would continue to be managed for the primary benefit of waterfowl and that the Sanctuary would continue to bear the name of George C.