Chaffey is a surname. Notable people with the surname include:
George Chaffey (1848–1932), Canadian engineer, developer in California and Australia
Ben Chaffey (1876–1937), his son, pastoralist, businessman and racehorse owner
William Chaffey (1856–1926), Canadian engineer, developer in California and Australia
Bill Chaffey (1915–1987), Australian politician
Don Chaffey (1917–1990), British film director
Paul Chaffey (born 1965), Norwegian politician
Pat Chaffey (born 1967), American football player
Mark Chaffey (born 1977), Australian Rules football player
John Chaffey, English actor
Sam Chaffey (1934–1998), New Zealand alpine skier
