Datta Jayanti 2019: The festival of Dattatreya Jayanti or Datta Jayanti is being observed on December 11, 2019. This day holds significance for the Hindu community as it marks the birthday of the Hindu god Dattatreya (Datta). Lord Datta is said to be a combined form of the Hindu male divine trinity of Brahma, Vishnu & Shiva which makes him a very powerful entity for devotion. On the day of Datta Jayanti, devotees observe a fast for the whole day, visit Datta temple and seek his blessings.