Giffen is a surname. Notable people with the surname include:

• Brad Giffen, Canadian television reporter, anchor and radio personality

• George Giffen (1859–1927), Australian cricketer

• James Giffen, American businessman

• Keith Giffen (born 1952), American comic book illustrator and writer

• Robert C. Giffen (1886–1962), United States Navy admiral

• Robert Giffen (1837–1910), British statistician and economist

• Walter Giffen (1861–1949), Australian cricketer

See also

• Giffen good, in economics and consumer theory

• Barony and Castle of Giffen

• Giffen railway station, in Scotland