Croll is the surname of: Alexander Angus Croll, (1811-1887) British civil engineer Dan Croll (born 1990), British singer-songwriter David Croll (1900–1991), Canadian politician Doña Croll (born 1953), Jamaican-born British actress Hacker Croll, real name François Cousteix, French computer hacker James Croll (1821–1890), Scottish scientist who developed a theory of climate change Jimmy Croll (1920–2008), American race horse trainer Joan Croll (1928–2022), Australian physician and radiologist June Croll (1901-1967), U.S. labor organizer Maria de Croll (died 1710), Swedish vocalist Oswald Croll or Crollius (c. 1563–1609), German physician, alchemist and botanist Sebastian Croll, 17th-century Dutchman who introduced the cruller to the Americas William Martin Croll (1866–1929), U.S. politician from Pennsylvania In other uses Croll Building in Alameda, California Petzl Croll rope ascending device Croll Glacier a glacier in Antarctica See also Kroll