| Petrelik Island | |
| Map: | Antarctic Peninsula |
| Location: | Antarctica |
| Coordinates: | -64.5294°N -64.0322°W |
| Archipelago: | Palmer Archipelago |
| Population: | Uninhabited |
| Country: | None |
| Treaty System: | Antarctic Treaty System |
Petrelik Island (Bulgarian: остров Петрелик|ostrov Petrelik, in Bulgarian pronounced as /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 feature is 380 m long in southwest-northeast direction and 200 m wide, and is separated from Emen Island to the southeast by a 160 m wide passage.
The island is named after the settlement of Petrelik in Southwestern Bulgaria.
Petrelik Island is located at -64.5294°N -64.0322°W, 10.34 km northeast of Gerlache Point and 8.85 km southwest of Bonnier Point. British mapping in 1974.