Tianzhu may refer to:
Locations in China Mount Tianzhu (), in Anhui Tianzhu County, Guizhou (), in Qiandongnan Miao and Dong Autonomous Prefecture, Guizhou Tenzhu Tibetan Autonomous County (), or Tianzhu, in Wuwei, Gansu Tianzhu, Beijing (), an area of Shunyi District, Beijing
Other uses Tianzhu (Chinese name of God) (), the name of God used by Catholic Chinese Tianzhu (India) (), an old Chinese name for the Indian subcontinent
See also Yindu (disambiguation), a modern Chinese name for India Shentu (disambiguation)