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Ammonius Saccas

175 - 242

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Ammonius Saccas (; Greek: Ἀμμώνιος Σακκᾶς; 175 AD – 242 AD) was a Hellenistic Platonist self-taught philosopher from Alexandria, generally regarded as the precursor of Neoplatonism and/or one of its founders. He is mainly known as the teacher of Plotinus, whom he taught from 232 to 242. He was undoubtedly the biggest influence on Plotinus in his development of Neoplatonism, although little is known about his own philosophical views. Read more on Wikipedia

Since 2007, the English Wikipedia page of Ammonius Saccas has received more than 179,541 page views. His biography is available in 38 different languages on Wikipedia (up from 36 in 2019). Ammonius Saccas is the 313th most popular philosopher (down from 271st in 2019), the 133rd most popular biography from Egypt (down from 112th in 2019) and the 7th most popular Egyptian Philosopher.

Ammonius Saccas is most famous for founding the Neo-Platonist school of philosophy.

Memorability Metrics

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    Historical Popularity Index (HPI)

  • 38

    Languages Editions (L)

  • 8.83

    Effective Languages (L*)

  • 2.66

    Coefficient of Variation (CV)

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Among philosophers, Ammonius Saccas ranks 313 out of 1,081Before him are Shahab al-Din Yahya ibn Habash Suhrawardi, Asanga, Hilary Putnam, Speusippus, Jacobus Arminius, and Lucien Lévy-Bruhl. After him are Justus Lipsius, Sebastian Brant, Isaac Abarbanel, Giovanni Gentile, Alfred Schütz, and Thrasymachus.

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Among people born in 175, Ammonius Saccas ranks 4Before him are Himiko, Zhou Yu, and Sun Ce. After him is Gan Ning. Among people deceased in 242, Ammonius Saccas ranks 2Before him is Ardashir I.

Others Born in 175

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Others Deceased in 242

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In Egypt

Among people born in Egypt, Ammonius Saccas ranks 133 out of 582Before him are Ptolemy X Alexander I (-140), Setnakhte (-1300), Zahi Hawass (1947), Theon of Alexandria (335), Psusennes I (-1100), and Arsinoe II (-316). After him are Claudian (370), Sanakht (-2700), Ramesses IX (-1150), Meritamen (-1400), Neferefre (-2500), and Claude François (1939).


Among philosophers born in Egypt, Ammonius Saccas ranks 7Before him are Origen (185), Plotinus (203), Athanasius of Alexandria (295), Philo (-15), Muhammad Abduh (1849), and Sextus Empiricus (160). After him are John Philoponus (490), Saadia Gaon (882), Dhul-Nun al-Misri (796), Valentinus (100), Ammonius Hermiae (440), and Olympiodorus the Younger (495).