Muhammad ibn Zakariya al-Razi

865 - 925

Photo of Muhammad ibn Zakariya al-Razi

Icon of person Muhammad ibn Zakariya al-Razi

Abū Bakr al-Rāzī (full name: أبو بکر محمد بن زکریاء الرازي, Abū Bakr Muḥammad bin Zakariyyāʾ al-Rāzī), c. 864 or 865–925 or 935 CE, often known as (al-)Razi or by his Latin name Rhazes, was a Persian physician, philosopher and alchemist who lived during the Islamic Golden Age. He is widely considered one of the most important figures in the history of medicine, and also wrote on logic, astronomy and grammar.A comprehensive thinker, al-Razi made fundamental and enduring contributions to various fields, which he recorded in over 200 manuscripts, and is particularly remembered for numerous advances in medicine through his observations and discoveries. An early proponent of experimental medicine, he became a successful doctor, and served as chief physician of Baghdad and Ray hospitals. Read more on Wikipedia

Since 2007, the English Wikipedia page of Muhammad ibn Zakariya al-Razi has received more than 1,180,269 page views. His biography is available in 77 different languages on Wikipedia (up from 73 in 2019). Muhammad ibn Zakariya al-Razi is the 14th most popular physician (down from 13th in 2019), the 14th most popular biography from Iran (down from 12th in 2019) and the most popular Iranian Physician.

Muhammad ibn Zakariya al-Razi (865-925) was a Persian polymath, physician, alchemist, philosopher, and important figure in the history of medicine. He wrote more than 200 works on a wide range of subjects, of which around 50 have survived. His most famous work is The Comprehensive Book of Medicine, which was translated into Latin and remained a standard medical text in Europe for centuries.

Memorability Metrics

  • 1.2M

    Page Views (PV)

  • 81.51

    Historical Popularity Index (HPI)

  • 77

    Languages Editions (L)

  • 6.60

    Effective Languages (L*)

  • 3.99

    Coefficient of Variation (CV)

Page views of Muhammad ibn Zakariya al-Razis by language


Among physicians, Muhammad ibn Zakariya al-Razi ranks 14 out of 509Before him are Robert Koch, L. L. Zamenhof, Basil of Caesarea, Albert Schweitzer, Andreas Vesalius, and William Harvey. After him are Cyril of Alexandria, Cesare Lombroso, Nestorius, Alois Alzheimer, Pedanius Dioscorides, and Li Ching-Yuen.

Most Popular Physicians in Wikipedia

Go to all Rankings


Among people born in 865, Muhammad ibn Zakariya al-Razi ranks 1After him are Sancho I of Pamplona and Theophano Martinakia. Among people deceased in 925, Muhammad ibn Zakariya al-Razi ranks 1After him are Sancho I of Pamplona, Fruela II of Asturias, and Nicholas Mystikos.

Others Born in 865

Go to all Rankings

Others Deceased in 925

Go to all Rankings

In Iran

Among people born in Iran, Muhammad ibn Zakariya al-Razi ranks 14 out of 463Before him are Mohammad Reza Pahlavi (1919), Harun al-Rashid (766), Esther (-600), Ismail I (1487), Jabir ibn Hayyan (721), and Hafez (1325). After him are Hassan-i Sabbah (1050), Ulugh Beg (1394), Ali Khamenei (1939), Cambyses II (-550), Ferdowsi (940), and Abu Nuwas (762).

Others born in Iran

Go to all Rankings


Among physicians born in Iran, Muhammad ibn Zakariya al-Razi ranks 1