•
Delia Akeley (1869–1970), American explorer •
Delia Arnold (born 1986), Malaysian professional squash player •
Delia Bacon (1811–1859), American author and Shakespearean scholar •
Delia Boccardo (born 1948), Italian actress •
Didi Contractor (1929–2021, née Delia Kinzinger), German-American architect •
Delia Derbyshire (1937–2001), British musician and composer of electronic music •
Delia Ephron (born 1944), American author, screenwriter and playwright •
Delia Fiallo (1924–2021), Cuban romance novelist and screenwriter •
Delia Garcés (1919–2001), Argentine film actress •
Delia Gonzalez (born 1970), American boxer •
Delia Green (1886–1900), teenage African-American murder victim, reported inspiration for several traditional blues songs •
Delia Grigore (born 1972), Romanian Romani writer, philologist, academic and Romani rights activist •
Delia de Leon (1901–1993), British actress and disciple of Meher Baba •
Delia Opekokew, Cree lawyer and writer •
Delia Lawrie (born 1966), Australian politician •
Delia Matache (born 1982), Romanian pop singer •
Delia Mathews (born 1990), New Zealand-born ballet dancer •
Delia Mayer (born 1967), Swiss actress and singer • Deliana
Delia Meulenkamp (1933–2013), also known by her married name Delia Dooling, Dutch-born American swimmer •
Delia Parodi (1913–1991), Argentine politician •
Delia Scala (1929–2004), Italian ballerina and actress • Cordelia
Delia Sherman (born 1951), American fantasy writer and editor •
Delia Silance (1907–1984), American educator •
Delia Smith (born 1941), English celebrity chef and cookery writer •
Delia Valeri (1870–1947), American vocal coach •
Delia Vaudan, Italian luger who competed from the late 1970s to the early 1990s •
Delia Villegas Vorhauer (1940–1992), American, Latina social worker •
Delia Webster (1817–1904), American teacher, author, businesswoman and abolitionist •
Delia Ramirez (born 1983), American politician and
U.S. Representative from
Illinois. ==Fictional characters==