{{Short description|River in Vietnam}}
250px|thumb|right|Gianh River 250px|thumb|right|Gianh River with its main tributary Rao Nậy
{{more citations needed|date=February 2024}}
The '''Gianh River''' (vernacular {{langx|vi|sông Gianh}}, also known as {{lang|vi|Gianh giang}}; Sino-Vietnamese: {{lang|vi|Linh Giang}} {{lang|zh|靈江}}) is a river in the Quảng Bình province of Vietnam's North Central Coast (Bắc Trung Bộ). The river is {{convert|268|km|mi}} in length.
The '''Gianh–Son River''' served as the boundary between ''Đàng Ngoài'' and ''Đàng Trong'', ruled by rival families, during the partition of Vietnam in the 17th and 18th centuries following the Trịnh–Nguyễn War.<ref>{{cite web |author1=Hoàng Đình Hiếu |title=Đàng Ngoài – Đàng Trong |url=https://www.vietcatholic.org/News/Html/70635.htm |date=2009 |access-date=2025-07-26 |archive-date=2018-04-10 |archive-url=https://web.archive.org/web/20180410135826/https://www.vietcatholic.org/News/Html/70635.htm |url-status=bot: unknown }}</ref> The 17th parallel, used as the border between North Vietnam and South Vietnam from 1954 to 1975, was located just south of the Gianh River, at the Bến Hải River in Quảng Trị province.
==2009 boat accident== {{Main|2009 Gianh River boat accident}} On 25 January 2009 a boat accident took place on the river, resulting in the deaths of 42 people and the disappearance of five others.<ref>{{cite news |title=Police say 40 dead in Vietnamese ferry accident |url=https://www.nbcnews.com/id/wbna28838884 |access-date=9 February 2024 |work=NBC News |agency=Associated Press |date=25 January 2009}}</ref>
==References== {{reflist}}
==External links== *[https://web.archive.org/web/20070928004610/http://www.quangbinh.gov.vn/html/en/Home/KinhTe/GiaoThongVanTai Rivers in Quảng Bình Province], from official website of Quảng Bình government
{{coord|17|45|25|N|106|25|10|E|source:viwiki_region:VN|display=title}}
Category:Rivers of Quảng Trị province Category:Rivers of Vietnam {{QuangBinh-geo-stub}} {{Vietnam-river-stub}} Category:Borders of Vietnam