Petrelik Island (Bulgarian: остров Петрелик, romanized: ostrov Petrelik, IPA: [ˈɔstrof pɛtrɛˈlik]) is a rocky island in the southwest part of Hamburg Bay on the northwest coast of Anvers Island in the Palmer Archipelago, Antarctica.

The island is named after the settlement of Petrelik in Southwestern Bulgaria.

Petrelik Island is located at 64°31′46″S 64°01′56″W / 64.52944°S 64.03222°W / -64.52944; -64.03222, 10.34 km northeast of Gerlache Point and 8.85 km southwest of Bonnier Point.

This article includes information from the Antarctic Place-names Commission of Bulgaria which is used with permission.

This Anvers Island location article is a stub.