Baba Sain Mir Mohammed Sahib (c. 1550 – 11 August 1635), popularly known as Mian Mir, was a famous Sufi saint who resided in Lahore, specifically in the town of Dharampura (in present-day Pakistan). He was a direct descendant of Caliph Umar ibn al-Khattab. He belonged to the Qadiri order of Sufism. He is famous for being a spiritual instructor of Dara Shikoh, the eldest son of Mughal emperor Shah Jahan. He is identified as the founder of the Mian Khail branch of the Qadiri order.
Read more about Mian Mir: Mian Mir and Emperor Jahangir, Mian Mir, The Sikh Gurus and His Place in Sikhism, Death