Wailua, Hawaiian for two waters, may refer to:
Places
Hawaii, United States
Kauai Wailua, Kauai, a town on the east coast Wailuā Homesteads, Hawaii, a nearby town in the hills to the west Wailua River, a river in eastern Kauai Wailua Falls, a waterfall along the river Wailua River State Park, a park along the river
Maui Wailua, Maui County, Hawaii, a census-designated place on the north coast Wailua Valley State Wayside Park, a nearby park
Indonesia A city in Ambelau, Indonesia
Other Hyposmocoma wailua, a moth endemic to Kaua'i
See also Waialua, Hawaii