`Uthman b. `Affan
Uthman ibn Affan (Arabic: عثمان بن عفان, romanized: ʿUthmān ibn ʿAffān), also known in English by the Turkish and Persian rendering Osman (579/583 – 17 June 656), was a companion of the Prophet Muhammad and the third person to occupy the seat of caliphate after the Prophet.