Oreste is an Italian masculine given name. It is derived from the Orestes, who in Greek mythology is the son of Clytemnestra and Agamemnon. People with the name Oreste include:

• Oreste Albertini (1887–1953), Italian painter
• Oreste Arpè (1889–1977), Italian wrestler, Olympic competitor
• Oreste Barale (also known as Barale III) (1904–1982), Italian footballer
• Oreste Baratieri (1841–1901), Italian general and governor of Eritrea
• Oreste Benatti (1909–??), Italian footballer
• Oreste Baldini (born 1962), Italian actor and voice dubbing artist
• Oreste Benzi (1925–2007), Italian Catholic priest
• Oreste Biancoli (1897–1971), Italian screenwriter and film director
• Oreste Bilancia (1881–1945), Italian actor
• Oreste Candi (1865–1938), Italian luthier
• Oreste Capuzzo (1908–1985), Italian gymnast and Olympic competitor
• Oreste Casalini (1962–2020), Italian painter and sculptor
• Oreste Cioni (1913–1968), Italian footballer
• Oreste Conte (1919–1956), Italian racing cyclist
• Oreste Giorgi (1856–1924), Italian Cardinal of the Roman Catholic Church
• Oreste Grossi (1912–2008), Italian rower and Olympic medal winner
• Oreste Kirkop (1923–1998), Maltese opera singer
• Oreste Lionello (1927–2009), Italian actor and voice dubbing artist
• Oreste Marrero (born 1969), Puerto Rican baseball player
• Oreste Moricca (1891–1984), Italian fencer and Olympic medalist
• Oreste Perri (born 1951), Italian sprint canoer, politician and Olympic competitor
• Oreste Piccioni (1915–2002), Italian-born American physicist
• Oreste Pinto (1889–1961), Dutch counterintelligence officer, Lieutenant colonel and author
• Oreste Piro (born 1954), Argentinian-born Spanish dynamical systems theorist and biophysicist
• Oreste Puliti (1891–1958), Italian fencer and Olympic medalist
• Oreste Ramos (Born ????), Puerto Rican politician
• Oreste Ravanello (1871–1938), Italian composer and organist
• Oreste Recchione (1841–1904), Italian painter
• Oreste Riva (1860–1936), Italian composer
• Oreste Rizzini (1940–2008), Italian actor and voice dubbing artist
• Oreste Scalzone (born 1947), Italian Marxist intellectual and political activist
• Oreste Silvestri (1858–1936), Italian painter
• Oreste Sindici (1828–1904), Italian-born Colombian musician and composer
• Oreste Squinobal (1943–2004), Italian mountain climber, mountain guide and ski mountaineer
• Oreste Tescari (born c. 1923), Italian rugby player
• Oreste Vaccari (1886–1980), Italian Orientalist and linguist
• Oreste Zamor (1861–1915), Haitian politician, former President of Haiti