| Hainggyi Island | |
| Native Name: | Burmese: ဟိုင်းကြီးကျွန်း |
| Native Name Lang: | my |
| Pushpin Map: | Myanmar |
| Coordinates: | 16°N 94.3179°W |
| Location: | Indian Ocean |
| Waterbody: | Bay of Bengal |
| Total Islands: | 1 |
| Area Km2: | 25.29 |
| Country: | Myanmar |
| Country Admin Divisions Title: | Region |
| Country Admin Divisions: | Ayeyarwady |
| Country Admin Divisions Title 1: | District |
| Country Admin Divisions 1: | Pathein |
| Country Admin Divisions Title 2: | Township |
| Country Admin Divisions 2: | Ngapudaw |
| Country Admin Divisions Title 3: | Subtownship |
| Country Admin Divisions 3: | Hainggyikyun |
| Languages: | Burmese |
| Ethnic Groups: | Bamar |
| Timezone1: | MST |
| Utc Offset1: | +6.30 |
Hainggyi Island (my|ဟိုင်းကြီးကျွန်း, also spelt Haigyi Island or Hainggyikyun) is an island near the southewestern tip of Ayeyarwady Region near Cape Negrais[1] located at the mouth of the Pathein River. The island has a marine port in its west and the town of Hainggyi Island on the east.[2] The island is divided into the village tract of Zibyugyaung and the town of Hainggyi Island, which has 2 wards.The island lies within Hainggyikyun Subtownship within Ngapudaw Township, Pathein District.[3]
The Pammawaddy Regional Command of the Myanmar Navy is headquartered in Hainggyi Island with its main port in the western part of island, outside the town.[4] The Khamaukmaw Bridge connects the island to the mainland on the far western end south of the port.[3]
Cyclone Nargis hit landfall on Hainggyi Island in 2008 with sustained winds of 130mph.[5] Political unrest at the time within Myanmar severely impeded aid and relief efforts.[6]