The Municipality of Gordon/Barrie Island is a township in Manitoulin District in north central Ontario, Canada.

It was formed on January 1, 2009, upon the amalgamation of the townships of Gordon and Barrie Island.

It is connected to Manitoulin by Highway 540A, which crosses the water via a causeway at the narrowest part of the strait.

The island has a significant summer recreational population.

John Gordon Lane was born on Barrie Island, the Member of Provincial Parliament for Algoma—Manitoulin from 1971 to 1987.