Guru Nanak was born April 15, 1469 A.D. The Birthplace of Guru Nanak is Nankana, a town in Pakistan, which belonged to the northern part of Punjab before partition. The town originally had been called Raipur. Before Nanak's birth the name had changed to Talwandi. After he became guru, the village became known as Nankana.
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Guru Nanak was born on 15th April 1469into a Hindu Khatri family of the highest caste, in the village of Rāi Bhōi dī Talwandī, now called Nankana Sahib, near Lahore, Pakistan. Today, his birthplace is marked by Gurdwara Janam Asthan. His father, Mehta Kalyan Das, popularly known as Mehta Kalu, was the patwari (accountant) of crop revenue for the village of Talwandi in the employment of a Muslim landlord of that area, Rai Bular Bhatti . Guru Nanak's mother was Tripta Devi and he had one elder sister, Bebe Nanaki.