Lintong District (Chinese: 临潼区; pinyin: Líntóng Qū), formerly Lintong County, is one of 11 urban districts of the prefecture-level city of Xi'an, the capital of Shaanxi Province, Northwest China.

The district was approved to establish from the former Lintong County (临潼县) by the Chinese State Council on June 25, 1997.

[3] The Terracotta Army and the Mausoleum of the First Qin Emperor was discovered in March 1974 near this district.

Artifacts from the tomb of Qin Shi Huang, China's first emperor, can be viewed at the Emperor Qinshihuang's Mausoleum Site Museum (秦始皇帝陵博物院) in Lintong District.

The National Time Service Center, the Chinese Academy of Sciences (中国科学院国家授时中心), formerly known as Shaanxi Astronomical Observatory (陕西天文台), was established in 1966 in Lintong responsible for the time standard in mainland China.