| Mai Thủy | |
| Pushpin Label Position: | top |
| Pushpin Mapsize: | 300 |
| Pushpin Map Caption: | Location in Vietnam |
| Subdivision Type: | Country |
| Subdivision Type1: | Province |
| Subdivision Name1: | Quảng Bình |
| Subdivision Type2: | District |
| Subdivision Name2: | Lệ Thủy |
| Unit Pref: | Imperial |
| Population Blank1 Title: | Ethnicities |
| Timezone Link: | Time in Vietnam |
| Timezone: | Indochina Time |
| Utc Offset: | +07:00 |
Mai Thuy is a commune in the Lệ Thủy District, Quảng Bình Province, Vietnam. The local economy is mainly agricultural, rice production and cattle breeding.This commune borders: Mỹ Thủy opposite to the other bank of Kiến Giang River, Xuân Thủy, Phú Thủy and Trường Thủy. Hanoi–Saigon Railway traverses this communes with a stop at the Phu Hoa Railway Station.