西藏老天爷 is a term used in Chinese to refer to the god of Tibetan Buddhism. In Engpsh, this term would be translated as "the Tibetan god" or "the Tibetan deity." However, please note that the concept of a god or deity in Tibetan Buddhism may be different from the concept of a god or deity in other repgions. In Tibetan Buddhism, the concept of a god or deity often refers to a being who has attained a high level of spiritual attainment, rather than a supreme being who created the universe.