朗格岛

{{Infobox islands
| name = 朗格岛
| native name = Langeoog
| image name = Aerial image of Langeoog (view from the southwest).jpg
| image caption =
| image map = Wadden - Langeoog.PNG
| map caption = 朗格岛在西弗里西亚群岛与东弗里西亚群岛的位置
| coordinates =
| location = 北海（大西洋）
| island type =
| archipelago = 东弗里西亚群岛
| area km2 = 19.73
| length_km =
| width_km =
| coastline km =
| elevation m = 5
| country =
| country admin divisions title = 州}-
| country admin divisions =
| country admin divisions title 1 = 县
| country admin divisions 1 = 维特蒙德县
| country admin divisions title 2 = 市镇
| country admin divisions 2 = 朗格奥格
| population = 1350
| population as of = 2023年
| pushpin_map = Germany
}}
朗格岛（，）是德国东弗里西亚群岛的岛屿，面积19.73平方千米，人口1350（2023年）。该岛由德国下萨克森州维特蒙德县的同名市镇管辖。