Sayyid Ali Tirmizi, more commonly known as Pir Baba (پير بابا), was a Sufi who settled in Buner in present-day Khyber Pakhtunkhwa, Pakistan. There, he lived among the Yusufzai Pashtuns. He was a Naqvi Syed, probably born in 908 AH (1502 CE), in Fergana (present-day Uzbekistan), of Sayyid descent, He died in AH 991 (1583 CE). He was a supporter of the Mughal emperor Akbar, and was an opponent of Bayazid Pir Roshan.

Shrine (Mazar)

Baba's grave and shrine is in Pacha Killay village in the mountainous Buner District of present-day Khyber Pakhtunkhwa. In 2009, the shrine was closed down by Taliban militants temporarily.