Ismail al-Jazari

1136 - 1206

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Badīʿ az-Zaman Abu l-ʿIzz ibn Ismāʿīl ibn ar-Razāz al-Jazarī (1136–1206, Arabic: بديع الزمان أَبُ اَلْعِزِ إبْنُ إسْماعِيلِ إبْنُ الرِّزاز الجزري‎,), IPA: [ældʒæzæriː]) was a Muslim polymath: a scholar, inventor, mechanical engineer, artisan, artist and mathematician from Artuqid Dynasty of Jazira in Mesopotamia. He is best known for writing The Book of Knowledge of Ingenious Mechanical Devices (Arabic: كتاب في معرفة الحيل الهندسية‎, romanized: Kitab fi ma'rifat al-hiyal al-handasiya, lit. 'Book in knowledge of engineering tricks') in 1206, where he described 50 mechanical devices, along with instructions on how to construct them. He is credited with the invention of the elephant clock. Read more on Wikipedia

Since 2007, the English Wikipedia page of Ismail al-Jazari has received more than 434,084 page views. His biography is available in 36 different languages on Wikipedia. Ismail al-Jazari is the 40th most popular inventor (down from 36th in 2019), the 29th most popular biography from Iraq (up from 167th in 2019) and the most popular Iraqi Inventor.

Ismail al-Jazari was a Muslim engineer and inventor who is most famous for his book, The Book of Knowledge of Ingenious Mechanical Devices.

Memorability Metrics

  • 430k

    Page Views (PV)

  • 76.15

    Historical Popularity Index (HPI)

  • 36

    Languages Editions (L)

  • 7.10

    Effective Languages (L*)

  • 2.61

    Coefficient of Variation (CV)

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Among inventors, Ismail al-Jazari ranks 40 out of 355Before him are Konrad Zuse, William G. Morgan, John Herschel, Ernő Rubik, Herman Hollerith, and Igor Sikorsky. After him are Abbas ibn Firnas, Isaac Singer, László Bíró, Elon Musk, Richard Trevithick, and Charles Goodyear.

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Among people born in 1136, Ismail al-Jazari ranks 1After him are Amalric of Jerusalem, Petronilla of Aragon, Constance of Castile, Humbert III, Count of Savoy, Marie I, Countess of Boulogne, and Conrad II, Duke of Bohemia. Among people deceased in 1206, Ismail al-Jazari ranks 1After him are Adela of Champagne, Muhammad of Ghor, Amalric of Bena, Muhammad bin Bakhtiyar Khalji, and John X of Constantinople.

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In Iraq

Among people born in Iraq, Ismail al-Jazari ranks 29 out of 300Before him are Nur ad-Din (1116), Muhammad al-Mahdi (869), Al-Masudi (896), Ali ibn Husayn Zayn al-Abidin (659), Idris (-3500), and Jalal Talabani (1933). After him are Ezra (-500), Ur-Nammu (-2200), Gudea (-2200), Khosrow II (570), Al-Mu'tasim (796), and Abu Bakr al-Baghdadi (1971).

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Among inventors born in Iraq, Ismail al-Jazari ranks 1