Wailua

Wailua, Hawaiian for two waters, may refer to:

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