Denys is both a given name and a surname. Notable people with the name include:
Given name:
Denys Andriyenko (born 1980), Ukrainian footballerDenys Arcand (born 1941), Canadian film director, screenwriter and producerDenys Baptiste (born 1969), jazz musicianDenys Bouliane (born 1955), Canadian composer and conductorDenys Bullard (1912–1994), British farmer and politicianDenys Cazet (born 1938), French-American authorDenys Cochin (1851–1922), French writerDenys Coop (1920–1981), British cinematographerDenys Corbet (1826–1909), Channel Islands poet and painterDenys Corbett Wilson (1882–1915), pioneer aviatorDenys Cowan (born 1961), African American comic book artist and television producerDenys de La Patellière (born 1921), French film director and scriptwriterDenys Defrancesco (DDF Productions), French adult photographerDenys Desjardins (born 1966), film director, screenwriter, cinematographer and teacherDenys Finch Hatton (1887–1931), big-game hunterDenys Fisher (1918–2002), board game designerDenys Golaydo (born 1984), Ukrainian football midfielderDenys Hay (1915–1994), Scottish historianDenys Henderson (born 1932), Scottish solicitorDenys Hill (1896–1971), English cricketerDenys Johnson-Davies (born 1922), Arabic-to-English translatorDenys Lasdun (1914–2001), English architectDenys Morkel (1906–1980), South African cricketerDenys Puech (1854–1942), French sculptorDenys R. Martin (1892–1970), Royal Engineers officerDenys Rayner (1908–1967), Royal Navy officerDenys Roberts (born 1923), Colonial Secretary of Hong KongDenys Smith (1924-2016), British racehorse trainerDenys Spittle (1920–2003), British architectDenys Sylantyev (born 1976), Ukrainian swimmerDenys Turner (born 1942), British academicDenys Val Baker (1917–1984), Cornish writerDenys Watkins-Pitchford (1905–1990), British author, illustrator and countrymanDenys Whitehorn Reid (1897–1970), officer in the British ArmyDenys Wilkinson (born 1922), British nuclear physicistDenys Yurchenko (born 1978), Ukrainian pole vaulterLeone Sextus Denys Oswolf Fraudatifilius Tollemache-Tollemache de Orellana Plantagenet Tollemache-Tollemache (1884–1917), officer in the British ArmyPierre Denys de Montfort (1766–1820), French naturalistSurname:
André Denys (1948–2013), Belgian politicianEwout Denys (born 1987), Belgian professional football playerFrans Denys (c. 1610 – 1670), a Flemish Baroque painter.Jacob Denys (1644–1708), a Flemish Baroque painter.Jean-Baptiste Denys (c. 1640–1704), French physicianNicolas Denys (c. 1598–1688), French explorer, colonizer, soldier and leaderPierre Denys, French physician, discovered Denys-Drash syndromeSir Thomas Denys (c.1477-1561), Sheriff and MP for Devon