Dilley is the surname of the following people: Dilley sextuplets (born 1993), the first surviving set of sextuplets in the United States Barbara Dilley (born 1938), American dancer, performance artist, choreographer and educator Ben Dilley (born 1991), American cyclist Bruno Dilley (1913–1968), German Luftwaffe officer during World War II Ernie Dilley (1896–1968), English footballer Frank B. Dilley (1931–2018), American philosopher Gary Dilley (born 1945), American swimmer Graham Dilley (1959–2011), English cricketer Leslie Dilley (1941–2025), Welsh production designer and art director Mark Dilley (born 1969), Canadian race car driver Michael Dilley, English cricketer Philip Dilley (born 1955), British engineer, businessman, and public servant Whitney Crothers Dilley, American professor of comparative literature and cinema studies