Gia Viễn [zaː˧˧:viəʔən˧˥] is a rural district of Ninh Bình province in the Red River Delta region of Vietnam.

[note 2] According to the affirmation of Đại Việt sử ký toàn thư, Emperor Đinh Hoàn allowed to establish in the Northwest of capital Tràng An an administrative unit called Nhu Viễn rural district (Nhu Viễn huyện), belonged to Đại Hoàng canton, where has a position as an outpost (đất phên giậu) to protect the imperial citadel from attacks of the Tai tribes.

On December 10, 2024, the Standing Committee of the National Assembly issued Resolution 1318/NQ-UBTVQH152008[note 5] on arranging district and commune-level administrative units of Ninh Bình province in the period of 2023–25, which is effective force from January 1, 2025.

Most of the remaining areas are mainly located around Cút swamp and Hoàng Long River, where are even lower than sea level, so they are always heavily flooded every time in the rainy season.

[4] Throughout its historical length, Hoàng Long river has a very important position in spirituality, customs and especially the trade of Gia Viễn rural district.

Tanka people who have previously settled in traditional markets with a large number seeks to migrate from the Northern Vietnam for each household, which receives implicit encouragement from local authorities.

Besides, there was a significant number of groups Tày and Nùng who have been refugees from Cao Bằng, Lạng Sơn and Quảng Ninh, where was very dangerous by the mutual ambush between the two countries.

Before Christianity began to penetrate by sea, the area of Gia Viễn as well as most of the situation of the Southern region of the Central canton, where the competition and even the mutual influence of the religions Buddhism and Taoism.

[7] For example, like Hoa Lư, Gia Viễn belongs to the very small number of Vietnamese localities that still maintain the custom of worshiping the Jade Emperor, because many temples have been renovated into pagodas in the middle of the XX century.

[8] Contrary to the harsh situation of nature, Gia Viễn has a surprisingly rich in historical sites, cultural heritage of model construction.

[14] Currently, in order to keep up with the policy of the Government of Vietnam on the conversion of the nature of the economy (chính-sách chuyển-đổi cơ-cấu kinh-tế),[15][16] the leadership of Ninh Bình province has tried to give suggestions and financial advocacy to help Gia Viễn rural district can build three industrial parks with average scale.