Zhen'an District (simplified Chinese: 振安区; traditional Chinese: 振安區; pinyin: Zhèn'ān Qū) is a district of the city of Dandong, Liaoning, People's Republic of China.

There are four subdistricts and five towns in the district. Taiping Bay Subdistrict (太平湾街道) is an exclave.

Subdistricts:

• Yalu River Subdistrict (鸭绿江街道), Zhenzhu Subdistrict (珍珠街道), Taiping Bay Subdistrict (太平湾街道), Jinkuang Subdistrict (金矿街道)

Towns:

• Wulongbei (五龙背镇), Loufang (楼房镇), Tangshancheng (汤山城镇), Tongxing (同兴镇), Jiuliancheng (九连城镇)

40°09′25″N 124°25′11″E / 40.15694°N 124.41972°E / 40.15694; 124.41972