Silvanus is a given name and surname. Notable people with the name include:
Marcus Plautius Silvanus (1st-century BC–1st-century AD), Roman consul in 2 BCTiberius Plautius Silvanus Aelianus, a Roman patrician serving twice as consul (45 AD, 74 AD)Marcus Caeionius Silvanus (born c. 120), Roman consul in 156 ADSaint Silvanus, also known as Silas, an early Christian and companion of PaulSilvanus of the Seventy, another early Christian and traditionally among Jesus' seventy apostlesSaint Silvanus (or Sylvanus), was one of the seven sons of Saint Felicitas of Rome (2nd century)Silvanus of Ahun (Silvain, Sylvanus, died 407), 5th-century martyrClaudius Silvanus (died 355), Frankish usurper in 355Silvanus Bevan (1691–1765), 18th century apothecarySilvanus Melea Otieno (1931–1986), posthumously controversial Kenyan lawyerSilvanus Trevail (1851–1903), Cornish architectSilvanus P. Thompson (1851–1916), physicist, engineer and authorSilouan the Athonite (1866–1938), also known as Saint Silvanus the AthoniteColonel Sylvanus Thayer (1785–1872), "Father of the United States Military Academy"Silvanus (praetorian prefect), a Roman officer of the Third Century ADSilvanus Njambari (born 1974), retired Namibian footballer with Black Africa F.C..Silvino Bercellino (born 1946), retired Italian football playerSilvino Francisco (born 1946), retired South African professional snooker playerSilvino Gomes Soares (born 1978), Cape Verdean football strikerSilvino Louro (born 1959), is a retired Portuguese footballer who played as a goalkeeperSylvanus Bowser (19th-century–1938), widely credited with inventing the automobile fuel pumpSylvanus C. Breyfogel (born 1851), American Bishop of the Evangelical AssociationSylvanus Dung Dung (born 1949), former field hockey player from IndiaSylvanus H. Sweet (1830–1899), American civil engineer and politician from New York. He was New York State Engineer and Surveyor from 1874 to 1875Sylvanus Lowry (died 1865), slave owning Southern aristocrat from Kentucky who reigned as the political boss of Saint Cloud, MinnesotaSylvanus Morgan (1620 – March 27, 1693), English arms-painter and authorSylvanus Morley (1883–1948), American archaeologist, epigrapher, and Mayanist scholarSylvanus Ngele, Senator for the Ebonyi North constituency of Ebonyi State, NigeriaSylvanus Okpala (born 1961), retired Nigerian football midfielderSylvanus Olympio (1902–1963), Togolese political figure who served as Prime Minister, and then President, of Togo from 1958 until his assassination in 1963Sylvanus Percival Vivian (1880–1958), 7th Registrar General of England and Wales (1921–1945)Sylvanus T. Rugg (1834–1881), officer in the Union Army who commanded an artillery battery at the Battle of Gettysburg during the American Civil WarSylvanus Wear (1858–1920), English naturalist who settled in Belfast in 1904Sylvanus William Godon (1809–1879), American naval officer who served in the Mexican–American and American Civil WarsSylvanus Wood (1604–1675), English politician who sat in the House of Commons in 1654FictionalSilvanus Kettleburn, the former Care of Magical Creatures teacher in the Harry Potter novel series