Baba Rokneddin Shirazi

Mas'ūd b. ʿAbd Allah al-Bayḍawi (Persian: مسعود ب. عبدالله بیضایی) more commonly known as Baba Rukn al-Din Shirazi or Baba Rokneddin Shirazi was a 14th-century Sufi mystic and follower of Ibn Arabi. His name means Father Rukn al-Din, the latter which transliterates as "Pillar of the Faith."

Biography
From childhood, Masud ibn Abdullah had an interest in Sufism. He eventually studied and learned spirituality and started his mystical journey at a young age. He studied the basics of Sufism under Abdul Razzaq al-Kashani. He then studied the Fusus al-Hikam of Ibn Arabi under Dawud al-Qaysari, with help from Nu'man al-Khwarizmi. In adulthood, he wrote many works on Sufism and scholarly knowledge, such as a commentary and exegesis of the Fusus al-Hikam.

Works
Some of his most famous works:
 * Nusus al-khusus fi tarjimat al-fusus: A commentary and exegesis on Ibn Arabi's Fusus al-Hikam. It was reprinted in 1980 by Tehrani publishers.
 * Kashf al-durr fi nazm al-durr: A commentary on the al-Ta'iya al-kubra work from Ibn Farid. This work exists in manuscript format, and is preserved in national libraries in Iran.