عبدالله بیضایی) more commonly known as Baba Rukn al-Din Shirazi or Baba Rokneddin Shirazi was a 14th-century Sufi mystic[1][2] and follower of Ibn Arabi.

[3] His name means Father Rukn al-Din, the latter which transliterates as "Pillar of the Faith."

[4] He eventually studied and learned spirituality and started his mystical journey at a young age.

[4][1] He then studied the Fusus al-Hikam of Ibn Arabi under Dawud al-Qaysari, with help from Nu'man al-Khwarizmi.

[4][1] In adulthood, he wrote many works on Sufism and scholarly knowledge, such as a commentary and exegesis of the Fusus al-Hikam.