•
Cyrillus, 5th-century Greek jurist •
Cyril Abiteboul (born 1977), French motor racing engineer and manager, formerly the managing director of Renault Sport F1 Team •
Cyril Almeida, Pakistani journalist •
Cyril Eugene Attygalle, Sri Lankan Sinhala politician • Cyril Benson, founder of British company
Bensons for Beds •
Cyril Bourlon de Rouvre (born 1945), French businessman and politician • Sir
Cyril Burt (1883–1971), psychologist •
Cyril Connolly (1903–1974), English literary critic and writer •
Cyril Delevanti (1889–1975), British actor •
Cyril Despres (born 1974), French motorcycle rider •
Cyril De Zoysa (1896–1978), Sri Lankan businessman and Buddhist revivalist •
Cyril Dissanayaka, Sri Lankan Sinhala senior police officer •
Cyril Dodd (1844–1913), British politician •
Cyril Domoraud (born 1971), Ivorian football player •
Cyril Dunne (1941–2024), Irish Gaelic footballer •
Cyril Fernando (1895–1974), Sri Lankan Sinhala clinician and researcher •
Cyril Fletcher (1913–2005), English comedian, actor and businessman •
Ciryl Gane (born 1990), French mixed martial artist, former interim UFC heavyweight champion •
Cyril Gautier (born 1987), French racing cyclist •
Cyril Goulden (1897–1981), Welsh/Canadian geneticist, statistician, and agronomist •
Cyril Grayson (born 1993), American football player •
Cyril Haran (1931–2014), Gaelic footballer and manager, priest, scholar and schoolteacher •
Cyril Stanley Harrison (1915–1998), English cricketer •
Cyril Leo Heraclius, Prince Toumanoff (born Toumanishvili) (1913–1997), Russian-born historian and genealogist who was a professor emeritus at Georgetown University •
Cyril Herath (died 2011),
Inspector-General of Sri Lanka Police from 1985 to 1988 •
Cyril Höschl (1949–2025), Czech psychiatrist and academic •
Cyril Jordan (born 1948), American guitarist and founder of the
Flamin' Groovies •
Cyril Karabus (born 1935), South African paediatric oncologist •
Cyril Keeper (born 1943), Canadian politician •
Cyril Knowles (1944–1991), English footballer •
C. M. Kornbluth (1923–1958), American science fiction author •
Cyril Lawrence (1920–2020), English footballer •
Cyril Lewis (1909–1999), Welsh footballer •
Sister M. Cyril Mooney (1936–2023), educational innovator in India •
Cyril Nicholas (1898–1961), Sri Lankan Burgher army captain, civil servant, and forester •
Cyril Ornadel (1924–2011), British conductor and composer • Elder
Cyril Pavlov (1919–2017), Russian Orthodox Christian monk, mystic and wonder-worker •
Cyril Pearl (1904–1987), Australian journalist •
Cyril Perkins (1911–2013), English cricketer •
Cyril C. Perera (1923–2016), Sri Lankan Sinhala author, translator of world literature into Sinhala •
Cyril E. S. Perera (1892–1968), Sri Lankan Sinhala member of the
Ceylon House of Representatives •
Cyril Pinto Jayatilake Seneviratne (1918–1984), Sri Lankan Sinhala military officer and politician •
Cyril Ponnamperuma (1923–1994), Sri Lankan Sinhala scientist in the fields of chemical evolution and the origin of life •
Cyril Ramaphosa (born 1952), South African president, businessman, and trade unionist •
Cyril Ranatunga, Sri Lankan Sinhala army general •
Cyril Richardson (born 1990), American football player • Cyril Riley, known mononymously as
Cyril, an Australian musician, best known for his version of "
Stumblin' In" •
Cyril Rioli (born 1989), Australian rules footballer •
Cyril Smith (1928–2010), English Liberal politician •
Cyril Stapleton (1914–1974), English musician and bandleader •
Cyril Symes (born 1943), Canadian politician •
Cyril Takayama (born 1973), American-Japanese magician •
Cyril Wecht (1931–2024), American forensic pathologist •
Cyril Wickramage (born 1932), Sri Lankan Sinhala actor, director, and vocalist ==Fictional characters==