卡纳加岛（英语：Kanaga）是美国的岛屿，位于太平洋海域，属于安德烈亚诺夫群岛的一部分，由阿拉斯加州负责管辖，长48公里、宽13公里，面积369平方公里，最高点海拔高度1,307米，是该国第42大岛屿。

Kanaga Island (Aleut:Kanaga) is a part of the Andreanof Islands group of the Aleutian Islands in Alaska. The island measures 30 miles (48 kilometres) long and between4–8 miles (6.4–12.9 km) wide with an area of 142 sq mi (368 km), making it the 42nd largest island in the United States. The island's most notable feature is Mount Kanaga, a 4,288-foot-high (1,307 m) volcano which last erupted in 1995.