Longtan
Longtan may refer to several places:
Burma
- Longtan, Langhko, Burma
 
Mainland China
- Longtan Dam (龙滩大坝), dam in Guangxi
 - Longtan District, Jilin City (龙潭区), Jilin City, Jilin
 - Longtan Park (龙潭公园), Beijing
 
- Subdistricts (龙潭街道)
 
- Longtan, Guiyang, a subdistrict of Guiyang County, Hunan.
 - Longtan Subdistrict, Beijing, in Dongcheng District
 - Longtan Subdistrict, Nanjing, in Qixia District
 - Longtan Subdistrict, Jilin City, in Longtan District, Jilin City
 - Longtan Subdistrict, Chengdu, in Chenghua District
 
- Towns (龙潭镇)
 
- Longtan, Huoqiu County, Anhui
 - Longtan, Fuling District, Chongqing
 - Longtan, Youyang County, in Youyang Tujia and Miao Autonomous County, Chongqing
 - Longtan, Fujian, in Yongding County
 - Longtan, Jiexi County, Guangdong
 - Longtan, Longmen County, Guangdong
 - Longtan, Bobai County, Guangxi
 - Longtan, Henan, in Tanghe County
 - Longtan, Huayuan County, Hunan
 - Longtan, Jiahe County, Hunan
 - Longtan Town, Taoyuan, Hunan
 - Longtan, Xupu, in Xupu County, Hunan
 - Longtan, Jiangxi, in Gao'an
 - Longtan, Xiuyan County, in Xiuyan Manchu Autonomous County, Liaoning
 - Longtan, Zigong, in Gongjing District, Zigong, Sichuan
 - Longtan, Butuo County, Sichuan
 - Longtan, Xuanwei, Yunnan
 
- Townships (龙潭乡)
 
- Longtan Township, Anhui, in Qianshan County, Anhui
 - Longtan Township, Chongqing, in Shizhu Tujia Autonomous County
 - Longtan, Zhuzhou
 - Longtan Township, Hunan, in Zhuzhou County
 - Longtan Township, Liaoning, in Beipiao
 - Longtan Township, Guangyuan, in Lizhou District, Guangyuan, Sichuan
 - Longtan Township, Qu County, in Qu County, Sichuan
 - Longtan Township, Mojiang County, in Mojiang Hani Autonomous County, Yunnan
 - Longtan Township, Yangbi County, in Yangbi Yi Autonomous County, Yunnan
 - Longtan Township, Yuanjiang County, in Yuanjiang Hani, Yi and Dai Autonomous County, Yunnan
 - Longtan Li and Dai Ethnic Township (龙潭彝族傣族乡), Simao District, Pu'er, Yunnan
 
Taiwan
- Longtan District, Taoyuan (龍潭區), district in Taoyuan
 - Longtan Lake, a lake in Longtan District (for which the district was named)
 
Vietnam
Other uses
- Long Tan (footballer) (born 1988), Chinese footballer
 - Longtan Dam, a large roller-compacted concrete (RCC) gravity dam on the Hongshui River in Tian'e County of the Guangxi Zhuang Autonomous Region, China