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Cyril of Beloozero
Cyril of Beloozero (Кирилл Белозерский), born Kozma in Moscow around 1337, was a Russian Orthodox monk who founded the Kirillo-Belozersky Monastery in 1397 and is venerated as a saint.
Cyril of Jerusalem
Saint Cyril of Jerusalem (c. 315–386) was bishop of Jerusalem from about 350, exiled three times, and known for his catechetical lectures to baptismal candidates.
Cyril of Turov
Cyril of Turov (Кирилл Туровский) was a mid-twelfth-century bishop of Turov on the Pripyat river, called the Russian Chrysostom for his sermons, prayers, and allegorical parables.
Cyril Radcliffe, 1st Viscount Radcliffe
Cyril Radcliffe, 1st Viscount Radcliffe (1899–1977), British lawyer, chaired the 1947 Punjab and Bengal Boundary Commissions that drew the Radcliffe Line dividing India and Pakistan in about five weeks.
Cyril Ramaphosa
Cyril Ramaphosa (born 1952, Johannesburg), South African president since February 2018: NUM founder, ANC lead negotiator of the anti-apartheid transition, Shanduka businessman, re-elected in 2024 leading a Government of National Unity.
Cyril Smith
Sir Cyril Smith (1928–2010), Liberal and Liberal Democrat MP for Rochdale 1972–1992, later shown by police and the IICSA inquiry to have been a serial abuser of boys who was never prosecuted.
Cyril V
Cyril V (Κύριλλος Ε΄) was Ecumenical Patriarch of Constantinople in two terms between 1748 and 1757, known for the 1755 Oros requiring rebaptism of Catholic converts.
Cyril VI
Cyril VI (Κύριλλος ΣΤ΄), born Konstantinos in Adrianople, was Ecumenical Patriarch of Constantinople from 1813 to 1818; he was hanged there in 1821 and is venerated as a martyr.
Cyril VI Tanas (كيرلس السادس طناس)
Cyril VI Tanas, born Seraphim Tanas, was elected Patriarch of Antioch in 1724; his contested election split the see and founded the Melkite Greek Catholic Church.
Cyril VII
Cyril VII was Ecumenical Patriarch of Constantinople from 1855 to 1860, overseeing post-Crimean War reforms, the 1856 Ottoman Reform Decree, and the opening of the Bulgarian church movement.
Cyrille Adoula
Cyrille Adoula was a Congolese trade unionist and politician who served as Prime Minister of the Republic of the Congo from 1961 to 1964, overseeing the reunification of Katanga.
Cyrille Youchtchenko
Cyrille Youchtchenko (born 1967) is a French général de brigade commanding the Foreign Legion since 1 August 2023; Saint-Cyr graduate, veteran of Central Africa, Afghanistan, 4e RE, 2e REI, and 13e DBLE.
Cyrillic alphabets
Cyrillic alphabets: the family of scripts derived from a ninth-century Slavic alphabet based on Greek, created in Bulgaria under Tsar Simeon, now used for Russian, Bulgarian, Serbian, and many Eurasian languages, encoded in Unicode at U+0400–U+04FF.
Cyrillic script
Cyrillic script (кирилица) is a phonetic alphabet developed by Cyril and Methodius's pupils in the First Bulgarian Empire (893 CE) from Greek uncial and Glagolitic letters; used by around 250 million people, official in the EU since 2007.
Cyrix Corp.
Cyrix Corp. was a fabless American microprocessor company founded in 1988 by former Texas Instruments engineers, whose x86 chips competed with Intel until National Semiconductor bought it in 1997.
Cyrus
Cyrus (Old Persian Kuruš, Greek Kyros) is a masculine given name of disputed Persian etymology, famous from Cyrus the Great, used in English since the Puritans, ranked #268 for US boys in 2025.
Cyrus (Ecumenical Patriarch of Constantinople)
Cyrus (Greek: Kyros) was Ecumenical Patriarch of Constantinople from 706 to 712, a monk appointed by Emperor Justinian II after predicting his restoration, and later venerated as a saint.
Cyrus Augustus Bartol
Cyrus Augustus Bartol was an American Unitarian minister and author who served Boston's West Church for 52 years. He was a member of the Transcendental Club.
Cyrus Chu
Cyrus Chu (朱敬一) is a Taiwanese economist at Academia Sinica known for economic demography and family economics, elected to the US National Academy of Sciences in 2017.
Cyrus Cylinder
The Cyrus Cylinder (British Museum 90920) is a baked-clay Akkadian foundation deposit from Babylon, made after Cyrus the Great's 539 BCE conquest, found by Rassam in 1879; famous as a claimed first human-rights charter, a label scholars reject as modern propaganda-era framing.
Cyrus David Foss
Cyrus David Foss (1834–1910) was an American Methodist Episcopal bishop from 1880 to 1904, after a career as a New York pastor and the sixth president of Wesleyan University.
Cyrus Hall McCormick Jr.
Cyrus Hall McCormick Jr. (1859–1936) was an American industrialist, oldest son of the reaper inventor, who led McCormick Harvesting Machine Company and became the first president of International Harvester in 1902.
Cyrus Mistry
Cyrus Pallonji Mistry was an Indian-born Irish businessman, younger son of Pallonji Mistry, who chaired Tata Sons from 2012 to 2016, the first outsider in nearly 80 years.
Cyrus S. Eaton
Cyrus S. Eaton (1883–1979) was a Canadian-born American financier and industrialist who built a utilities, steel, and railroad empire from Cleveland and financed the first Pugwash conferences on nuclear disarmament.
Cyrus the Great
Cyrus the Great (Cyrus II, Kūruš, ca. 600–530 BCE) founded the Achaemenid Persian Empire, overthrowing Astyages of Media, conquering Lydia and Babylon in 539 BCE, and issuing the Cyrus Cylinder.
Cyrus the Great in the Bible
Cyrus the Great in the Bible (Koresh): the Persian king named in Isaiah 44:28 and 45:1 as God's shepherd and anointed, credited in Ezra and 2 Chronicles with freeing Judean exiles and rebuilding the Jerusalem temple after conquering Babylon in 539 BCE.
Cyrus the Great's campaigns against the Massagetae
Cyrus the Great's campaign against the Massagetae (لشکرکشی کوروش بزرگ علیه ماساگتها) was his final expedition, in 530 BC, ending in his defeat and death.
Cyrus the Great's conquest of Media
Cyrus the Great's conquest of Media (کوروش بزرگ) was the war of 553 to 550 BC in which Cyrus II of Persia overthrew the Median king Astyages and took Ecbatana.
Cyrus the Younger's revolt and the March of the Ten Thousand
Cyrus the Younger's revolt (کوروش جوان) was a Persian prince's failed attempt to overthrow his brother Artaxerxes II, ending with Cyrus's death at Cunaxa in 401 BC.
Cyrus Vance
Cyrus Vance, also known as Cyrus Roberts Vance, was an American lawyer who served as Secretary of State under Jimmy Carter from 1977 to 1980.