Ḥasan Ibn al-Haytham (Latinized as Alhazen; /ælˈhæzən/; full name Abū ʿAlī al-Ḥasan ibn al-Ḥasan ibn al-Haytham أبو علي، الحسن بن الحسن بن الهيثم; c. 965 –...

Umar ibn al-Khattab (Arabic: عُمَر بْن ٱلْخَطَّاب, romanized: ʿUmar ibn al-Khaṭṭāb; c. 582/583 – 644), also spelled Omar, was the second Rashidun caliph...

you may see question marks, boxes, or other symbols. Ibn Sina (Persian: ابن سینا, romanized: Ibn Sīnā; c. 980 – 22 June 1037 CE), commonly known in the...

Husayn ibn Ali (Arabic: الحسين بن علي, romanized: al-Ḥusayn ibn ʿAlī; 11 January 626 – 10 October 680) was a social, political and religious leader. The...

Ali ibn al-Husayn al-Sajjad (Arabic: علي بن الحسين السجاد, romanized: ʿAlī ibn al-Ḥusayn al-Sajjād, c. 658 – 712), also known as Zayn al-Abidin (Arabic:...

Khalid ibn al-Walid ibn al-Mughira al-Makhzumi (Arabic: خالد بن الوليد بن المغيرة المخزومي, romanized: Khālid ibn al-Walīd ibn al-Mughīra al-Makhzūmī;...

Abd Allah ibn al-Zubayr ibn al-Awwam (Arabic: عَبْدُ اللَّهِ ٱبْن الزُّبَيْرِ ٱبْن الْعَوَّامِ, romanized: ʿAbd Allāh ibn al-Zubayr ibn al-ʿAwwām; May...

been lost.[page needed] The oldest surviving biography goes back to Ibn Abi Hatim al-Razi (d. 938/939 CE), but is only a collection of anecdotes, some of...

Abū ʿAbd Allāh Muḥammad ibn Ismāʿīl ibn Ibrāhīm al-Juʿfī al-Bukhārī (Arabic: أبو عبد الله محمد بن إسماعيل بن إبرهيم الجعفي البخاري; 21 July 810 – 1 September...

Muhammad ibn Musa al-Khwarizmi (Persian: محمد بن موسى خوارزمی; c. 780 – c. 850), or simply al-Khwarizmi, was a Khwarazm-born polymath who produced vastly...