Mida Island (Bulgarian: остров Мида, romanized: ostrov Mida, IPA: [ˈostrof ˈmidɐ]) is the rocky island 204 m long in west–east direction and 93 m wide, part of Vetrilo Rocks in the Wauwermans Islands group of Wilhelm Archipelago in the Antarctic Peninsula region.

Their surface area is 1.15 ha.

[1] The feature is so named because of its shape supposedly resembling a mussel ('mida' in Bulgarian), and in association with other descriptive names of islands in the area.

[1] Mida Island is located 2.9 km south of Host Island, 5.5 km northwest of Zherav Island, and 4.9 km northeast of Kalmar Island in the Dannebrog Islands group.

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