Davy is the surname of:
David Elisha Davy (1769–1851), English antiquary
Edmund Davy (1785–1857), British chemist and academic
Alexandre Davy de la Pailleterie, also known as Alexandre Dumas (1802–1870), French novelist and playwright
Edward Davy (1806–1885), British physician and researcher
Georges Davy (1883–1976), French sociologist
Humphry Davy (1778–1829), British chemist
Jean-François Davy (1945–2025), French film producer, director, screenwriter and actor
John Davy (disambiguation)
Richard Davy (c. 1465–1507), Renaissance composer, organist and choirmaster
Steve Davy, British bass guitarist
Thomas Davy (cyclist) (born 1968), French former cyclist
Thomas Davy (politician) (1890–1933), Attorney-General and Minister for Education for Western Australia
William Davy (divine) (1743–1826), English priest and writer
William Davy (lawyer) (died 1780), English barrister
William Gabriel Davy (1780–1856), British Army general who fought in the Peninsular War
Davy (Surrey cricketer) (first name unknown), English cricketer who played in 1787–1788