Thủy Nguyên Giang Nam Triệu
Municipal city (Class-3)
City of Thủy Nguyên Thành phố Thủy Nguyên
Bạch Đằng River, section flowing through Thủy Nguyên city, Haiphong
Country	Vietnam
Region	Red River Delta
City	Haiphong
Seat	Thủy Đường
Subdivision	17 wards, 4 rural communes
Government
• Secretary of the Party	Phạm Văn Thép
• Chairman of People's Council	Nguyễn Thành Lung
• Chairman of People's Committee	Nguyễn Huy Hoàng
Area
• Municipal city (Class-3)	269.10 km2 (103.90 sq mi)
Population  (2024)
• Municipal city (Class-3)	570,000
• Density	2,100/km2 (5,500/sq mi)
• Urban	450,000
Ethnic groups
Time zone	UTC+07:00 (ICT)
Website	thuynguyen.haiphong.gov.vn

Thủy Nguyên is a municipal city (sub-city) of Haiphong, the third largest municipality of Vietnam. The city is located near Quảng Ninh and Hạ Long Bay, close to the Tiên Lãng International Airport.^{[citation needed]}

The city was established in 2025 from the old Thủy Nguyên district. The Bạch Đằng River flows through Thủy Nguyên, and the Bính Bridge crosses the Cấm River and connects the district with the city of Hai Phong.

Thủy Nguyên is subdivided into:^{[citation needed]}

• 17 wards as An Lư, Dương Quan, Hoa Động, Hòa Bình, Hoàng Lâm, Lập Lễ, Lê Hồng Phong, Lưu Kiếm, Nam Triệu Giang, Phạm Ngũ Lão, Minh Đức, Quảng Thanh, Tam Hưng, Thiên Hương, Thủy Đường, Thủy Hà, Trần Hưng Đạo.
• 4 communes as Bạch Đằng, Liên Xuân, Ninh Sơn, Quang Trung.

• Hải An district

20°55′59″N 106°40′01″E / 20.933°N 106.667°E / 20.933; 106.667