French Island is the largest coastal island of Victoria, Australia, located in Western Port, 61 km (38 mi) southeast of Melbourne. In 1997 about 70% of the island was declared the French Island National Park, administered by Parks Victoria and was listed in the former Register of the National Estate in 1984.
French Island is relatively isolated and undeveloped. There are no mains water, mains electricity, or medical services on the island. There is one small general store and post office located on Tankerton Road about 3 km (1.9 mi) from Tankerton Jetty. Many of the locals actively promote environmental tourism. Visitor accommodation includes camping, bed and breakfast, guesthouse and farmstay.