Guru Nanak Jayanti 2025 Date, Time and History: Every year, the birth anniversary of the founder of Sikhism and the first of the nine Sikh gurus, Guru Nanak Dev Ji, is celebrated as Guru Nanak Jayanti. Also known as Gurpurab or Guru Nanak Prakash Utsav, Guru Nanak Jayanti is a highly revered and sacred festival for the Sikh community. Learn about the life, teachings and legacy of Guru Nanak Dev Ji, the founder and first Guru of Sikhism. Explore his birth, marriage, spiritual journeys, hymns, and installation of Guru Angad Dev Ji. Learn about the life, teachings, and legacy of Guru Nanak , the first of the ten Sikh Gurus and a spiritual teacher, mystic and poet. Explore his biography, hymns, travels, and impact on Sikhism and other religions. Guru Nanak (1469–1539), also referred to as Baba Nanak , was the founder of Sikhism and the first of the ten Sikh Gurus.