Tianzun (天尊), literally the Lord of Heaven may refer to:
The three highest Gods in the Taoist pantheon Yuanshi Tianzun or Yuánshǐ Tīanzūn, also known as the Jade Pure One Lingbao Tianzun, also known as the Lord of Lingbao and Shangqing Daode Tianzun or Tàiqīng, also known as Taishang Laojun and Daode Zhizun Wenshu Guangfa Tianzun, a character in the classic Chinese novel Investiture of the Gods