About Philotheus of Sinai
Lived AD 9 – 900. Philotheus of Sinai was a monk.
Philotheus of Sinai was a Christian monk and writer who lived in Egypt. He lived sometime before 1100 – most likely during the 9th century, or possibly the 10th century. Very little is known about his life.
Philotheus of Sinai followed the Sinaitic ascetic tradition of John Climacus. John Climacus, Hesychius of Sinai and Philotheus of Sinai are often considered to form a single Sinaitic literary and spiritual tradition.
Works His 40 Chapters on Watchfulness are included in the Philokalia.
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Important facts
People in Philotheus of Sinai's life
Named in this biography and alive at the same time
Related people
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Contemporaries
People whose lives overlapped Philotheus of Sinai's
Frequently asked questions
Who was Philotheus of Sinai?
Christian writer
When was Philotheus of Sinai born?
Philotheus of Sinai was born in AD 9 in Byzantine Empire.
When did Philotheus of Sinai die?
Philotheus of Sinai died in 900 in Saint Catherine Monastery.
What was Philotheus of Sinai's occupation?
Philotheus of Sinai was a monk.
Sources & further reading
· Wikipedia: Philotheus of Sinai
· DBpedia: Philotheus of Sinai
Cite this page
APA: Biography.guide. (2026). Philotheus of Sinai. https://biography.guide/philotheus-of-sinai/
MLA: "Philotheus of Sinai." Biography.guide, https://biography.guide/philotheus-of-sinai/.
Chicago: "Philotheus of Sinai." Biography.guide. https://biography.guide/philotheus-of-sinai/.
Data last updated: 2026-09-20 · Spot an error? Report a correction.
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