Phillip Island is an Australian island about south-southeast of Melbourne, Victoria. Named after Arthur Phillip, the first Governor of New South Wales, Phillip Island forms a natural breakwater for the shallow waters of the Western Port. It is long and wide, with an area of about . It has of coastline and is part of the Bass Coast Shire.
A concrete bridge (originally a wooden bridge) connects the mainland town San Remo with the island town Newhaven. In the 2011 census the island's permanent population was 9,406, compared to 7,071 in 2001. During the summer, the population swells to 40,000. 60% of the island is farmland devoted to grazing of sheep and cattle.