Delio

Delio may refer to:

Given name

 * Delio Caron (born c. 1924), Italian rugby player
 * Délio dos Santos (died 2020), Brazilian politician
 * Delio Fernández (born 1986), Spanish cyclist
 * Delio Gamboa (1936–2018), Colombian footballer
 * Delio Hernández Valadés (born 1956), Mexican politician
 * Delio Morollón (1937–1992), Spanish footballer
 * Delio Rodríguez (1916–1994), Spanish road racing cyclist and sprinter
 * Delio Rossi (born 1960), Italian football manager and former footballer
 * Delio Onnis (born 1948), Italian-Argentine footballer
 * Delio Tessa (1886–1939), Italian poet
 * Delio Toledo (born 1976), Paraguayan footballer

Surname

 * Michelle Delio, American journalist and writer
 * Thomas DeLio (born 1951), American experimental music composer