| Son Thuy | |
| 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 |
| Utc Offset: | +07:00 |
Sơn Thủy is a commune (xã) in the Lệ Thủy District, Quảng Bình Province, North Central Coast region of Vietnam.[1] This commune is located near Ho Chi Minh Highway. Hanoi–Saigon Railway crosses this commune.