Lệ Thủy ( listen) is a district of Quảng Bình Province in the North Central Coast of Vietnam. The district borders Quảng Ninh District on the north, Vĩnh Linh District (Quảng Trị Province) on the south, Laos on the west (with the Annamite Range as natural borderline). Lệ Thủy central is 40 km south of the provincial capital Đồng Hới. The district government seat is Kiến Giang Township. The district area is 1420.52 km, population: 140,804 (1998). Lệ Thủy District is home to Võ Nguyên Giáp and the family of Ngô Đình Diệm. Economy bases on agriculture, mainly rice culture. Mỹ Trạch massacre by French army happened here on 29 November 1947.