Cadbury is a surname, and may refer to:
Adrian Cadbury (1929–2015), English businessman Beatrice Boeke-Cadbury (1884–1976), English-Dutch social activist, educator and Quaker missionary, daughter of Richard Cadbury Deborah Cadbury, British author, historian and television producer Dik Cadbury, English musician and singer Dominic Cadbury (born 1940), English businessman Dorothy Adlington Cadbury (1892–1987), English botanist and company director Edward Cadbury (1873–1948), British chairman of Cadbury Brothers, business theorist and philanthropist Egbert Cadbury (1893–1967), English First World War flying ace and managing director of Cadbury's Elizabeth Cadbury (1858–1951), British activist, politician and philanthropist, wife of George Cadbury Elizabeth Cadbury-Brown (1922–2002), American-British architect George Cadbury (1839–1922), English chocolate manufacturer George Cadbury Jr (1878–1954), British chairman of Cadbury, business theorist and philanthropist, son of George Cadbury Geraldine Cadbury (1864–1941), British author and reformer Henry Cadbury (1883–1974), American religious scholar H. T. Cadbury-Brown (1913–2009), English architect Jocelyn Cadbury (1946–1982), British Conservative Party politician John Cadbury (1801–1889), English founder of the Cadbury company Peter Cadbury (1918–2006), English entrepreneur Richard Cadbury (1835–1899), English manufacturer and philanthropist Richard Tapper Cadbury (1768–1860), English draper Ruth Cadbury (born 1959), English Labour Party politician William Adlington Cadbury (1867–1957), English businessman William Warder Cadbury (1877–1959), American physician, author and medical missionary.